Which ones is it I've tried this multiple times and can't move on till i make a 100
Answers
I know because i took this nightmare of a test and almost had a mental breakdown
Related Questions
What Mountain Range in the west runs from Northern Canada to Mexico
Answers
Answer:
Pacific mountain system
Explanation:
Pacific mountain system, series of mountain ranges that stretches along the Pacific Ocean coast of North America from northern British Columbia (Canada) to northwestern Mexico. They run for some 4,500 miles (7,250 km) in the United States and extend northward into Canada for another 1,000 miles (1,600 km).
Answer:
the mountain range in the west that runs from northern canada to northwester mexico is the pacific mountain system.
Which of the following scale is the largest?
(1 Point)
1 cm represents 2 km
1.50 000
1 : 25 000
1/100 000
Answers
Answer:
1 : 25,000 is the largest scale.
Explanation:
1 cm represents 2 km; is not correct because this is actually the smallest of the scales presented, meaning that 1 cm on the map is equal to 200,000 cm on the ground.
1 : 50,000; is not correct because this is the second-largest scale from the options.
1 : 25,000; is correct because it is the largest scale, with 1 cm on the map representing 25,000 cm on the ground. The smaller the scale, the larger it is.
1 : 100,000; is not correct because it is the third-largest, with 1 cm on the map representing 100,000 cm on the ground.
The total fertility rate is a measure of the number of children that would be born if all women lived to the life expectancy age for the given country in which they live.
True or False
Answers
Answer:
False
Explanation:
on Edge is false 2020
The total fertility rate is a measure of the number of children that would be born if all women lived to the life expectancy age for the given country in which they live. This statement is false.
based on geological hazard maps, what is the safest place in the country due to its very low risk in geologic disaster?
Answers
Answer:
In the United States, the safest place when it comes to geological hazard is in the Great Lakes region, particularly in the states of Minnesota and Wisconsin. In these two states, the probability of a geological disaster, like a strong earthquake, is very low, in contrast to other regions of the country where this probability is much higher, like California.
The safest places in the United States that has very low risk in geologic disaster include:
MinnesotaWisconsinMichiganGeologic disasters occur naturally as a result of shifts or changes in the earth's surface which brings about disasters like:
Volcanic eruptionHurricanesEarthquakes, etcTherefore, the three location which has the lowest risk of seismic activity in the United States are the cities of Wisconsin and Minnesota because of their inland location.
Therefore, the correct answers are Minnesota, Wisconsin and Michigan.
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why is it said that the higher you go the cooler it becomes
Answers
Answer:
The basic answer is that the farther away you get from the earth, the thinner the atmosphere gets. The total heat content of a system is directly related to the amount of matter present, so it is cooler at higher elevations.
In a paragraph composed of complete sentences, discuss the differences between monotheism, polytheism, and animism, and provide an example of each one.
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Answer:
Religions around the world are all unique. They may share some similarities in the way they are practiced; however, their differences often outnumber their similarities. For example, there are three different types of religions: monotheism, polytheism, and animism. Monotheism is the belief and worship of one god; Christianity is a monotheistic religion. Polytheism is the belief and worship of many gods; the ancient Greeks practiced a polytheistic religion. Animism is unique because it is the belief that natural objects such as trees, animals, and bodies of water have spirits. Animism is practiced by many Native American tribes.
Explanation:
this is the answer on edge
Answer:
Religions around the world are all unique. They may share some similarities in the way they are practiced; however, their differences often outnumber their similarities. For example, there are three different types of religions: monotheism, polytheism, and animism. Monotheism is the belief and worship of one god; Christianity is a monotheistic religion. Polytheism is the belief and worship of many gods; the ancient Greeks practiced a polytheistic religion. Animism is unique because it is the belief that natural objects such as trees, animals, and bodies of water have spirits. Animism is practiced by many Native American tribes.
This ^
Water velocity in a river is highest: At 0.6 times the depth of the river Near the river banks Near the river bottom At the water surface
Answers
Water velocity in a river is highest: Near the river banks.
What is water velocity? Water velocity is the speed of water that flows in the river or any water body. It's calculated as the amount of water that flows past a given point in a given time. The unit of water velocity is m/s or ft/s, but it can be represented in different units depending on the situation.
Water velocity in a river varies based on several factors such as the depth of the river, the channel shape, and gradient of the slope. As water moves downstream, it gradually gains velocity due to gravitational force. Therefore, in general, water velocity in a river is highest near the river banks. The friction between the water and the river bed causes the velocity of water to slow down as it approaches the river bed.
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Tropospheric winds in the mid latitudes generally blow from west
to east. Please explain why this is the case using a formula. A
Diagram here would be helpful.
Answers
The prevailing westerlies in the mid-latitudes blow from west to east due to the combination of the Coriolis effect and the temperature difference between the equator and the poles. The Coriolis effect is caused by the rotation of the Earth, which deflects moving air to the right in the Northern Hemisphere and to the left in the Southern Hemisphere.
The temperature difference between the equator and the poles creates a pressure gradient, with warm air rising at the equator and cool air sinking at the poles. This pressure gradient causes air to flow from the poles towards the equator at the surface. However, the Coriolis effect deflects this flow to the right in the Northern Hemisphere, resulting in a westerly wind pattern.
To summarize, the westerly winds in the mid-latitudes blow from west to east due to the combined effect of the Coriolis effect and the temperature difference between the equator and the poles. The Coriolis effect deflects the air to the right in the Northern Hemisphere, resulting in a westerly wind flow.
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The purpose of the exercise is to draw your own topographic map by drawing contour lines around land elevation measurements.
Remember:
Contour lines are just estimations of elevation based on real measured data.
For any given contour line, draw the line so that it separates higher numbers from lower numbers.
If the data point lies on a contour line, then draw the contour line through the data point.
If the data point does not lie on a contour, then estimate the elevation by drawing the contour line between two data points.
Contour lines never split, separate, cross, or divide.
Answers
Topographic maps are useful tools that help cartographers and hikers navigate the terrain. A topographic map is a two-dimensional representation of the Earth's surface features. The purpose of the exercise is to draw your own topographic map by drawing contour lines around land elevation measurements.
The contour lines are just estimations of elevation based on real measured data. For any given contour line, draw the line so that it separates higher numbers from lower numbers. If the data point lies on a contour line, then draw the contour line through the data point. If the data point does not lie on a contour, then estimate the elevation by drawing the contour line between two data points. Contour lines never split, separate, cross, or divide. Contour lines represent elevation changes on a topographic map. They are a series of lines that connect points of equal elevation. When you see a contour line, it means that the elevation of the land is the same all along the line. The contour interval is the difference in elevation between each contour line.
On a topographic map, the distance between the contour lines indicates the steepness of the terrain. A closer contour line indicates a steeper terrain, whereas a farther contour line indicates a gentler terrain. Therefore, the elevation of the land can be easily determined by reading a topographic map.
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"1.
based on the concentration of earthquakes in the location and shape
of seafloor features what type of tectonic settings or boundaries
are present and where are they located?
Answers
By analyzing the concentration of earthquakes in a specific location and the shape of seafloor features, we can identify the type of tectonic settings or boundaries present.
Tectonic settings and boundaries are characterized by specific seismic activity and seafloor features. For example, convergent plate boundaries, where two plates collide, often exhibit intense seismic activity due to subduction or collision. This can lead to the formation of features like trenches, volcanic arcs, and mountain ranges.
Divergent plate boundaries, where plates move away from each other, typically have seismic activity associated with the creation of new oceanic crust. This can result in features such as mid-ocean ridges and rift valleys.
Transform plate boundaries, where plates slide past each other horizontally, also experience significant seismic activity. This can manifest as strike-slip faults and associated features.
By analyzing seismic activity and seafloor characteristics, geoscientists can identify the type and location of tectonic settings or boundaries present in a given area.
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A regional munidpaify is studying a water supply plan for its th-cly and surrounding area to the end of year 2070 . To satisfy fhe water demand, one suggestion is to construct a pipeline from inkes some distance anwy. Constuction would start at the beginning of 2030 and take five years at a cost of $30 million per year. The cost of maintenance and repairs starts after completion contruction and lor the frat year is $2 million, increasing by 2 percent per year thereafiec. Al an interest rale of 6 percent, what is the present worth of this project? Assume all cash flows tak a yeserend. Contider the pretent to be the end of 2025 beginning of 2026 . Assume there is no salvage value at the end of year 2070 . Cick Pie icon to view the tatien of compound interett factors for discrete compounding periods when i= 6%. The present woeth of this project is 1 millon (Raunt is two decimal plscet at neesed)
Answers
The present worth of the water supply project, considering construction costs, maintenance costs, and an interest rate of 6 percent, is $18.68 million.
To calculate the present worth of the project, we need to determine the net cash flows for each year and discount them to their present values using the given interest rate of 6 percent.
The construction costs for the pipeline are $30 million per year for 5 years starting in 2030. Since we are calculating the present worth at the end of 2025 or the beginning of 2026, the construction costs are considered future cash flows. To bring them to present value, we need to discount them by six years.
Using the compound interest factors for discrete compounding periods with an interest rate of 6 percent, the present value factor for six years is 0.8386. Multiplying this factor by the construction costs ($30 million per year) for 5 years gives us a present value of $125.79 million for the construction costs.
The maintenance and repair costs start after completion of construction and increase by 2 percent each year. The maintenance cost in the first year is $2 million. We need to calculate the present value of these costs from the beginning of 2030 until the end of 2070. Using the compound interest factors, we find that the present value factor for 41 years is 0.3275. Multiplying this factor by the maintenance costs ($2 million) gives us a present value of $0.655 million for the maintenance costs.
Adding the present values of the construction and maintenance costs, we get $125.79 million + $0.655 million = $126.445 million. Rounding to two decimal places, the present worth of the project is $126.45 million.
The present worth of the water supply project, considering construction costs, maintenance costs, and an interest rate of 6 percent, is $18.68 million. This calculation takes into account the future cash flows and discounts them to their present values at the end of 2025 or the beginning of 2026.
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Take virtual trip to yellowstone national park. Describe the geological features including rock types, land forms, etc. What do you think this area looked like in the geologic past? In other words, what was the geologic setting(e.g. volcanic activity, ancient sea floor, lake, etc.) for the formation of the rocks and geologic features that you saw
Answers
Virtual trips to Yellowstone National Park provide the opportunity to explore its fascinating geological features. The park is located atop an active volcanic hotspot, resulting in unique rock types and landforms.
Yellowstone is known for its geysers, such as Old Faithful, which are formed by volcanic activity heating groundwater. The park also showcases colorful hot springs and mud pots, which are created by the interaction of volcanic heat with underground water and minerals. In terms of the geologic past, Yellowstone was shaped by millions of years of volcanic activity. The area was once home to massive volcanic eruptions, which formed the Yellowstone Caldera, a giant volcanic crater. Over time, the eruptions resulted in layers of igneous rocks, such as rhyolite, and created the diverse landscape we see today.
Yellowstone National Park boasts a variety of geological features formed by volcanic activity. From geysers and hot springs to unique rock types, the park's landscape provides a window into its volcanic past. The park's geologic setting has been shaped by millions of years of volcanic eruptions, resulting in the formation of the Yellowstone Caldera and the deposition of igneous rocks.
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The boulders in the hill sediments must represent transported to their present sites in the northerm hils of Brooklyn and Queens. What geologic agent is capable of moving boulders of this size for several miles? of bedrock separated from the bedrock and Geologic Agent: Wind Flowing Water Glacier Gravity(Circle One) Is this geologic agent at work in this region today? Yes No Circle One) Where would you go to determine what evidence is needed to support your were transported? as to how the boulders Give examples of such evidence (if you have neither the time nor money to fly to the appropriate place, you might look in a textbook or online for some answers): In terms of your hypothesis regarding the transport of boulders, explain the following: Why is bedrock at or near the surface in Manhattan and the Bronx? Why are the boulders (and the rest of the sediment mix in which they occur) present in northern Brooklyn and Queens? Why is this area higher and hillier than the area to the south? What is the origin of the flat plain in southern Brooklyn and Queens? Does this theory of origin fit in with your earlier idea as to the agent that deposited the sediment in this area?
Answers
The geologic agent capable of moving boulders of this size for several miles is a glacier.
Is this geologic agent at work in this region today? No
Glaciers are capable of transporting large boulders over long distances through a process called glacial transport. As glaciers move, they pick up rocks and boulders from the bedrock below and carry them along with the ice. This process allows for the transportation of boulders of significant size for several miles.
However, it is important to note that glaciers are not currently present in the region of Brooklyn and Queens. Glaciers were present during the last Ice Age, which occurred thousands of years ago, but they have since retreated from the area. Therefore, the geologic agent responsible for moving the boulders to their present sites is not actively at work in this region today.
To determine the evidence needed to support the hypothesis regarding the transport of the boulders, one could refer to geological studies and research conducted on the area. This may include examining sediment characteristics, studying the distribution and composition of boulders, and analyzing the geological history of the region.
Explanation of the following points:
1. Bedrock at or near the surface in Manhattan and the Bronx: The bedrock is at or near the surface in Manhattan and the Bronx because these areas are composed of relatively resistant rock types. The bedrock has not been significantly eroded or covered by sediment layers over time, exposing it at the surface.
2. Presence of boulders and sediment mix in northern Brooklyn and Queens: The boulders and the rest of the sediment mix in northern Brooklyn and Queens were transported and deposited by glaciers during the last Ice Age. As glaciers advanced and retreated, they left behind a mix of sediment, including boulders, as they melted.
3. Higher and hillier area in northern Brooklyn and Queens: This area is higher and hillier compared to the southern part of Brooklyn and Queens due to glacial processes. The movement of glaciers and subsequent deposition of sediment created landforms such as hills and elevated areas.
4. Origin of the flat plain in southern Brooklyn and Queens: The flat plain in southern Brooklyn and Queens is believed to be a result of the deposition of sediment by glacial meltwater. As the glaciers melted, they released large amounts of water that carried and deposited sediment, creating the flat plain.
The theory of glacial deposition aligns with the earlier idea of a glacier being the geologic agent responsible for moving the boulders in the hill sediments. The presence of boulders, the distribution of sediment, and the landforms in the region support the hypothesis that glaciers played a significant role in shaping the geological features observed in northern Brooklyn and Queens.
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Bjorndal and Conrad wrote an article entitled "The dynamics of an open access fishery" in the Canadian Journal of Economics vol 20 issue1, pages 74-85. The article describes the dynamics of the North Sea herring fishery during the 1960s and 1970s. The fishery was in open access. The boats used are called "purse seiners" (their nets look like a big purse). Please refer to this article in answering the questions in Part 1. You do not need to read everything in the article to answer the questions below but you will find it helpful. You can download the article on the class webpage. 1. Set up an Excel spreadsheet to plot capital (K - the number of vessels) as a function of the size of herring stock (S) for the years 1963-1977 using Table 1. Entitle sheet 1 and your graph, "real data". Explain the biological dynamics and the vessel dynamics in detail. 2. If the production function is Cobb-Douglas, we have: Yt = aKt bSt g, we can write the dynamic system representing the fishery with the two difference equations: Kt+1=Kt+nπt/(ptKt) where πt = ptYt – ctKt St+1=St+rSt(1-St/L)-Yt. Let us assume the same parameters as in the text: a = 0.06157; b = 1.356; g = 0.562; L = 3,200,000; n = 0.1; r = 0.8 and the starting values S0 = 2,325,000 and K0=120. On sheet 2 of your excel spreadsheet, simulate stock size (S) , fleet size (K) and harvest (Y) using the dynamic system above for the years 1963-1977 along with cost per vessel and price of herring from Table 3. Plot capital as a function of the herring stock. Entitle the sheet 2 and your graph "simulated data".
Answers
To set up an Excel spreadsheet to plot capital (K) as a function of the size of herring stock (S) for the years 1963-1977 using Table 1, you can create two columns in Excel: one for the years (1963-1977) and one for the corresponding values of capital (K) based on Table 1. Then, you can plot a graph with the years on the x-axis and capital (K) on the y-axis. The title of the sheet and the graph should be "real data."
To create the Excel spreadsheet and plot the graph:
1. Open Excel and create a new spreadsheet.
2. In the first column, enter the years 1963-1977.
3. In the second column, enter the corresponding values of capital (K) based on the data from Table 1 in the Bjorndal and Conrad article.
4. Select the data in both columns.
5. Go to the "Insert" tab in the Excel ribbon and choose the type of graph you want to create (e.g., line graph, scatter plot).
6. Customize the graph by adding axis labels, a title, and any other desired formatting options.
7. Save the spreadsheet and the graph.
The biological dynamics of the fishery refer to the interactions between the size of the herring stock (S) and the harvest (Y). The vessel dynamics represent the changes in the fleet size (K) over time. By plotting capital (K) as a function of the herring stock (S), we can observe the relationship between these variables and analyze the dynamics of the fishery.
For the second part of the question, it involves simulating the stock size (S), fleet size (K), and harvest (Y) using the given dynamic system and parameters. This requires setting up difference equations and calculating the values iteratively based on the initial values and parameters.
By setting up an Excel spreadsheet and plotting the real data and simulated data, we can visually analyze the relationship between capital (K) and the size of the herring stock (S) in the North Sea fishery. This allows us to understand the biological and vessel dynamics of the fishery and explore the implications of different parameters and assumptions on the system's behavior.
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What would most likely happen if there were no condensation stage in the water cycle?
Water could not convert from a gas to a liquid.
Water could not convert from a liquid to a gas.
Water could not convert from transpiration to evaporation.
Water could not convert from precipitation to evaporation.
Answers
Answer:
Water could not convert from a gas to a liquid.
Explanation:
Condensation is a type of phase change which brings about a physical transformation of states of matter.
During condensation gases are cooled and transformed into liquid.
The water cycle on the other hands is one of the key processes that changes water from one state to another. This cycle makes water available in different states. It consists of series of phase changes such as evaporation, transpiration, condensation, e.t.c
It is the process of condensation that helps in cloud formation. When water from the surface is taken from liquid form to gaseous form, it rises. In the atmosphere, this water is super cooled by condensation and it forms clouds.
Without condensation, water in the atmosphere will not be able to form.
So, if condensation does not occur, water could not convert from gas to liquid.
Answer:
A.
Explanation:
edge 2021
True or false: the United States has a command economy, and the government controls all aspects of the production of goods?
Answers
Hope this helps :)
Pollution in groundwater is particularly problematic because: Groundwater has long residence times, which means the pollution is there a long time Groundwater dilutes pollution so there is no problem Groundwater adsorbs to pollution more than surface water The acidity of groundwater can create negative chemical reactions with pollution
Answers
Pollution in groundwater is particularly problematic because groundwater has long residence times, which means the pollution is there a long time.
Pollution in groundwater is particularly problematic because groundwater has long residence times, which means the pollution is there a long time. Since groundwater is underground, the rate of flow of groundwater is very slow and varies greatly depending on the rock and soil through which it moves. In contrast to surface water, which can be cleaned up by natural processes such as sunlight, bacterial degradation, and evaporation, groundwater contamination can last for years.
Groundwater pollution is problematic due to its long residence time and slow flow, making cleanup difficult and time-consuming. It can be difficult to treat and diluted by soil layers, leading to a lengthy cleanup process.
Groundwater is protected by several layers of soil, which means that pollutants in the water are diluted more slowly. This dilution mechanism makes cleaning up groundwater pollution a difficult and lengthy process
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Insights into deep time gained from current processes The concept that "The present is the key to the past' must applied with caution because A) Thermodynamic and kinetic laws for chemical reactions changed over Earth's history, B) Present events are impacted by human activity and therefore cannot be applied to the past. C) Actualism ignores e impact of supematural powers. D) Some environmental conditions that appear constant on human time scales have changed over Earth's history Text
Answers
The concept that "The present is the key to the past" must be applied with caution because D) Some environmental conditions that appear constant on human time scales have changed over Earth's history.
While the present can provide valuable insights into the past, it is important to exercise caution when applying this concept. One reason is that some environmental conditions that appear constant on human time scales have actually changed over Earth's history.
For example, the composition of Earth's atmosphere has evolved over billions of years, with significant changes in oxygen levels, greenhouse gas concentrations, and the presence of certain elements. These changes can have profound effects on geological, biological, and chemical processes that may not be fully represented in present-day observations.
While the present can provide valuable clues about past processes, it is necessary to consider the potential variations in environmental conditions that have occurred over deep time. A comprehensive understanding of Earth's history requires integrating evidence from multiple sources, including geological records, fossil evidence, and geochemical analysis, to develop a more accurate picture of past events. By combining these diverse lines of evidence, scientists can gain deeper insights into the long-term processes that have shaped our planet.
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11. After answering questions 1−10 and occurrence of the SAF? on the earth's surface. You 1-10 and completing activities, How would you characterize the theory of Plate Tectonics influence
a. want to consider these questions while answering a. Is your earth a dynamic earth - always changing
b. Will your earth look different in 10 million years and beyond?
c. What is the ring of fire and why is plate tectonics regarded as the universal theory
d. Was Alfred Wegner onto something when he proposed his Continental Drift theory in the
Answers
a. Yes, the Earth is a dynamic planet and is constantly changing. The theory of Plate Tectonics provides a framework to explain the dynamic nature of the Earth's surface. It describes how the Earth's lithosphere is divided into several large plates that are continuously moving and interacting with each other.
b. Yes, the Earth will look different in 10 million years and beyond due to the ongoing processes driven by Plate Tectonics. The movement of tectonic plates results in various geological phenomena such as the formation of new mountain ranges, the opening and closing of ocean basins, and the creation of volcanic activity. Over long periods of time, these processes can significantly alter the Earth's surface and reshape its landforms.
c. The "Ring of Fire" is a major area in the basin of the Pacific Ocean where a large number of earthquakes and volcanic eruptions occur. It is associated with a nearly continuous series of oceanic trenches, volcanic arcs, volcanic belts, and plate movements.
Plate tectonics is regarded as the universal theory because it provides a comprehensive explanation for the occurrence of the Ring of Fire and various other geological phenomena observed around the world. It explains how the movement and interactions of tectonic plates result in the formation of earthquakes, volcanic activity, and the creation of geological features like mountain ranges and oceanic trenches.
d. Yes, Alfred Wegener was onto something when he proposed his Continental Drift theory in the early 20th century. Wegener suggested that the continents were once part of a supercontinent called Pangaea and have since moved apart. Although Wegener's specific mechanisms for continental drift were not entirely accurate, his observations and ideas laid the foundation for the development of the theory of Plate Tectonics.
Plate Tectonics expanded upon Wegener's ideas and provided a more comprehensive understanding of the processes and mechanisms behind the movement of the Earth's lithospheric plates. The discovery of seafloor spreading and the identification of tectonic plate boundaries further supported and validated Wegener's initial hypothesis.
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In both hemispheres, winds are generally____in the middle and high latitudes
Answers
Answer:
higher
Explanation:
is the correct answer
A sample contains 486 grams of dry soil. The volume of this sample is 400 cm3. At field capacity the soil held 100 grams of water. The total volume of solid particles in this soil was 180 cm3. What is the particle density (g/cm3), bulk density (g/cm3), porosity %, % of water by mass/volume, total volume of pores? Round to two decimals.
Answers
The particle density is 2.7 g/cm3, the bulk density is 1.22 g/cm3, the porosity is 55%, the % of water by mass is 20.58%, the % of water by volume is 25%, and the total volume of pores is 220cm3.
1. Particle density (g/cm3) is calculated by dividing the mass of dry soil by the volume of solid particles. In this case, the particle density is 486g / 180cm3 = 2.7 g/cm3.
2. Bulk density (g/cm3) is calculated by dividing the mass of dry soil by the total volume of the sample. The bulk density is 486g / 400cm3 = 1.22 g/cm3.
3. Porosity (%) is calculated by subtracting the volume of solid particles from the total volume of the sample, and then dividing it by the total volume of the sample. The porosity is (400cm3 - 180cm3) / 400cm3 = 0.55 or 55%.
4. % of water by mass is calculated by dividing the mass of water by the mass of dry soil, and then multiplying by 100. The % of water by mass is 100g / 486g * 100 = 20.58%.
5. % of water by volume is calculated by dividing the volume of water by the total volume of the sample, and then multiplying by 100. The % of water by volume is 100cm3 / 400cm3 * 100 = 25%.
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________ is the spread of culture traits, both material and non-material, from one culture to another. *
a. Cultural dissonance
b. Cultural dispersion
c. Cultural assimilation
d. Cultural diffusion
WILL GIVE BRAINLIEST
Answers
Pls mark me brainliest
Answer:Your answer should be d
Explanation:
What sedimentary feature/structure is at the center of this image (be specific, state what type of cross strata, etc) and what is the flow direction indicated by this feature?
Answers
The sedimentary feature at the center of the image is a cross bed or cross strata, specifically known as trough cross-stratification. The flow direction indicated by this feature is towards the left side of the image.
Trough cross-stratification is a sedimentary structure that forms in environments with moving water, such as rivers or tidal channels. It is characterized by a series of inclined layers that form a distinctive V-shape or trough-like pattern. In this case, the cross beds are visible as diagonal layers within the sedimentary rock.
The flow direction can be determined by observing the geometry of the cross beds. In this image, the inclined layers are dipping towards the left side, indicating that the sediment was transported towards the left. This suggests that the current or flow was moving from right to left.
To determine the flow direction, geologists often analyze additional features, such as ripple marks or asymmetrical cross beds. However, in this specific image, the presence of trough cross-stratification and the dip direction of the inclined layers are sufficient to indicate the flow direction towards the left.
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which of the following would not cause a landslide? group of answer choices quarrying all of these cause landslides volcanic eruption heavy rainfall earthquakes wildfires ice melt
Answers
Quarrying would not cause a landslide. A landslide is a geological occurrence in which the Earth's surface slides downwards or slumps abruptly due to soil instability caused by gravity.
Landslides can be caused by a variety of factors, including volcanic eruptions, heavy rainfall, earthquakes, wildfires, and ice melt. In contrast, quarrying, or the removal of rocks from the Earth's surface, is not a direct cause of landslides. While quarrying can contribute to soil instability by removing the natural support structures that hold the soil together, it is not a direct cause of landslides. Instead, it is an indirect factor that can contribute to soil instability. Thus, the answer to the question is "quarrying".
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1. Do these thin sections of the same rock represent a Kimberlite or eclogite? (Region: Kimberly, South Africa.)
2. What mineral phases are present?
3. What is the possible origin and formation of this rock?
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1. The thin sections of the rock likely represent Kimberlite, given the region is Kimberly, South Africa, which is known for its Kimberlite pipes containing diamonds. 2. The mineral phases present in Kimberlite may include olivine, pyroxene, phlogopite, and serpentine, among others. 3. The possible origin and formation of Kimberlite rock involves deep-sourced magmas that originate from the Earth's mantle. These magmas ascend rapidly and violently through the crust, forming volcanic pipes known as Kimberlite pipes.
Kimberlite is a volcanic rock associated with diamond-bearing pipes. The presence of Kimberlite in the region of Kimberly, South Africa, suggests that the thin sections are likely from this rock type. As for mineral phases, Kimberlite typically contains a variety of minerals such as olivine, pyroxene, phlogopite, and serpentine, among others, which are often associated with volcanic and mantle-derived rocks.
The thin sections most likely represent Kimberlite from the Kimberly region in South Africa. The mineral phases present in Kimberlite typically include olivine, pyroxene, phlogopite, and serpentine, reflecting its volcanic and mantle-related origin. The association of Kimberlite with diamond-bearing pipes further reinforces the likelihood of its presence in this specific region.
Kimberlite rocks are formed through a complex process involving deep-seated magmatic activity. It is believed that Kimberlite magmas originate from the asthenosphere, the upper part of the Earth's mantle. These magmas are rich in volatile components and have a high-carbon content.
The formation of Kimberlite is associated with deep-seated mantle processes such as mantle plumes or metasomatism. These processes trigger the ascent of the Kimberlite magma towards the Earth's surface. The ascent is rapid and explosive, often resulting in the formation of narrow, pipe-like structures known as Kimberlite pipes.
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there was another continental to continental collision on the east coast of north america. based on the maps, when do you see that happening? group of answer choices permian pleistocene pennsylvanian pliocene
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The continental to continental collision on the east coast of North America likely occurred during the Pennsylvanian period.
Based on the given options, the most likely time for a continental to continental collision on the east coast of North America would be during the Pennsylvanian period. The Pennsylvanian period occurred between approximately 323 million to 298 million years ago during the Paleozoic Era. It was a time characterized by the formation of the supercontinent Pangaea, which involved the collision of several continents, including the collision of North America with Africa and Europe. This collision led to the formation of mountain ranges, such as the Appalachian Mountains, along the eastern coast of North America.In conclusion, based on the maps, the continental to continental collision on the east coast of North America is estimated to have taken place during the Pennsylvanian period.
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Based on the maps, the continental-to-continental collision on the east coast of North America can be observed to have occurred during the Pennsylvanian period.
Pennsylvanian is one of the group of answer choices provided in the question and is the period that lasted from approximately 318 million years ago to 299 million years ago. During this period, there was a collision between the North American and African plates, which led to the formation of the Appalachian Mountains in eastern North America. This was a result of the two continents coming together and the compression of the rock and sedimentary layers in between, which caused them to fold and uplift.
As a result of this collision, a portion of the African plate was added to the North American continent, leading to the creation of the supercontinent of Pangaea. The formation of Pangaea resulted in a period of global warming and significant changes in the Earth's climate and ecosystems. In conclusion, based on the maps, the continental-to-continental collision on the east coast of North America can be observed to have occurred during the Pennsylvanian period.
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The infamous fissures and "sandblows" (i.e., sand volcanoes) observed during the New Madrid earthquakes were caused by what phenomenon? a) land uplift. b) volcanic gases. c) liquefaction of sandy soils. d) landslides. e) reversed flow of the Mississippi River.
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The infamous fissures and "sandblows" observed during the New Madrid earthquakes were caused by the phenomenon of liquefaction of sandy soils. Liquefaction occurs when saturated sandy soils lose their strength and behave like a liquid during shaking.
During the New Madrid earthquakes, the intense shaking caused the water in the sandy soils to push up through the ground, creating sand volcanoes or "sandblows." This phenomenon can cause the ground to crack and fissures to form.
The main cause of the fissures and sandblows observed during the New Madrid earthquakes was the liquefaction of sandy soils.
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Which of the following statements is false?
A. Hinduism emphasizes meditation as a way to get in touch with the universal life force, Brahma.
B. By 380, Hinduism was the official state religion of the Roman Empire.
C. According to Hinduism, what we are reincarnated as depends on the good or bad actions we commit in our lifetime.
D. Hinduism has no single founder and has no single system of beliefs.
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Answer:
By 380, Hinduism was the official state religion of the Roman Empire
Explanation: Ancient Rome worshiped Roman mythology.
How do CO2 emissions into the atmosphere lead chemically to
ocean acidification?
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Describe the various ways that river or stream discharge (Q) is measured. With respect to stream or river discharge, what is a RATING CURVE, how is it derived and what is its purpose?
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River or stream discharge (Q) can be measured using various methods. Some common techniques include Current Meters and Weirs. A rating curve is a graph or table that shows the relationship between water level (stage) and discharge for a specific location along a river or stream.
Current Meters: Directly measuring the velocity of water using devices such as current meters or flow meters at specific points along the river or stream, and multiplying it by the cross-sectional area to calculate discharge.Weirs: Installing structures, like weirs or flumes, that create a known flow constriction, and measuring the water level upstream or downstream to calculate discharge based on the relationship between water level and flow rate.Acoustic Doppler Current Profilers (ADCP): Using acoustic waves to measure water velocity in multiple points across the river or stream, and integrating it over the cross-sectional area to determine discharge.It is derived by collecting data on water levels and corresponding discharge at that particular site over a range of flow conditions. By plotting these data points, a rating curve is generated.
The purpose of a rating curve is to estimate the discharge at any given water level, even when direct measurements are not available. It is a valuable tool for monitoring and managing water resources, flood forecasting, and hydraulic engineering.
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