The study of the Earth's shadow cast on the Moon allows us to conclude that the Earth is spherical. The ancient Greeks figured it out. Aristarchus of Samos estimated the lunar diameter using lunar eclipse timing as early as the third century BC.
Eclipses are heralds of change, ushering in evolution. On November 8, a full moon lunar eclipse may usher in a revolution. In astrology, Lunar Eclipses are seen as deeply transformative times that can bring about abrupt and sudden change.
A lunar eclipse can help you figure out who you want to be and where you need to improve. Eclipses are thought to be the cosmic cleanup crew and catalysts, bringing about abrupt endings and beginnings.
Learn more about lunar eclipse
https://brainly.com/question/29775053
#SPJ4
Practice It!
Which of the following ideas was created by Ptolemy to
describe the retrograde loops some planets made?
The sun makes circular orbits around
the Earth.
O The stars move in the opposite
directions than the moon.
O
The planets moved in ellipses as they
revolved around the Earth.
O The planets moved in epicycles, or
small periodic circular loops as they
revolved around the Earth.
Epicycle
E
X
Deferent
The correct answer is "The planets moved in epicycles, or small periodic circular loops as they revolved around the Earth."
Who is Ptolemy?Ptolemy was an ancient Greek astronomer, mathematician, and geographer who lived in the 2nd century CE.
He developed the idea of the "geocentric model," which was a theory of the universe that placed the Earth at the center of the cosmos and the Sun, Moon, and planets all moving in circular orbits around the Earth.
According to this model, the retrograde loops observed in the motion of some planets were explained by the idea of epicycles, or small circular loops that each planet traced as it revolved around the Earth.
Read more about planets here:
https://brainly.com/question/1286910
#SPJ1
navigation tracking uses satellites to transmit signals that determine the location of a device. True or False
Navigation tracking uses satellites to transmit signals that determine the location of a device.
The given statement is true.
This technology is called Global Positioning System (GPS) and it uses a network of satellites that orbit the earth to locate and track devices. Each satellite sends signals to the GPS device, which measures the time it takes for the signal to reach it, and then calculates its distance from each satellite. By analyzing the signals from multiple satellites, the GPS device can triangulate its position on the earth's surface with remarkable accuracy. Navigation tracking is widely used in various fields such as transportation, aviation, marine navigation, military operations, and personal devices like smartphones and smartwatches. It has revolutionized the way we navigate and explore the world around us.
For more such questions on Satellites, click on:
https://brainly.com/question/1236865
#SPJ4
what theor in seismic explains activity of earth ?
The theory in seismology that explains the activity of the Earth is the theory of plate tectonics.
This theory describes the movement of the Earth's lithosphere, which is the outermost layer of the Earth, comprising the crust and the upper part of the mantle. The lithosphere is divided into several large plates, and the theory of plate tectonics describes how these plates move and interact with each other.
According to the theory of plate tectonics, the movement of the Earth's plates is driven by convection currents in the mantle. These convection currents are caused by the heat generated by the decay of radioactive elements in the Earth's core. As the mantle convects, it drags the overlying lithospheric plates along with it, causing them to move and interact with each other.
Earthquakes are one of the most notable effects of plate tectonics, and they occur when two plates move past each other or when one plate is pushed under another plate. The sudden release of energy causes the ground to shake, and this shaking is what we feel as an earthquake.
In summary, the theory of plate tectonics is a comprehensive model that explains the activity of the Earth, including earthquakes, volcanoes, and mountain building. It is based on the movement and interaction of the Earth's lithospheric plates, which are driven by convection currents in the mantle.
To learn more about lithosphere, click here:
https://brainly.com/question/14631600
#SPJ4
Look at Model 1. If Rock B was formed in the Silurian Period, and Rock C was formed in the Permian Period, what type of boundary lies between B and C? Explain how this could have formed
Geologically speaking, the Silurian Period is the third stage of the Paleozoic Era. It covered the time between the end of the Ordovician Period and the start of the Devonian Period, starting 443.8 million years ago and ending 419.2 million years ago.
Continental altitudes were often much lower than they are today, and the sea level was significantly higher during the Silurian period. As the massive glaciers from the Late Ordovician ice period melted, sea level rose sharply. As a result of these rising temperatures, numerous faunal taxa were able to recover from the extinctions that occurred in the Late Ordovician. Shallow waters swamped vast areas of numerous continents, and coral reefs that resembled mounds were fairly frequent.
Learn more about Silurian here:
https://brainly.com/question/30591914
#SPJ4
Describe the purpose of the European Union
Select THREE correct answers:
A. Better Trade with the United States
B. Economic Interdependence
C. Common Currency, the Euro
D. Military Stability
E. Trade Agreements
I think it's B, C, and E but I want to double check
Answer:B, C and E
Explanation:The EU was originally created for the purpose of economic independence from the USA; the EU is not a military alliance, therefore the answers are B, C and E
5. based upon your calculations, can the landscape be restored to its original topography? explain why this is or is not possible. does legislation requiring restoration make mining more expensive?
Yes, legislation requiring restoration can make mining more expensive. Restoring a landscape after mining activities have taken place can be a costly and time-consuming process, and mining companies may need to allocate additional funds and resources to comply with restoration requirements.
Restoring a landscape to its original topography after mining activities have taken place is often difficult, if not impossible. The mining process typically involves significant disruption of the natural landscape, including excavation, removal of vegetation and topsoil, and alteration of the underlying geology. As a result, it can be challenging to recreate the original topography and ecosystem.
In some cases, however, it may be possible to mitigate some of the damage and restore some aspects of the landscape. This might involve techniques such as contouring the land to mimic natural topography, reintroducing native vegetation, and implementing erosion control measures. The success of restoration efforts will depend on a range of factors, including the extent and type of mining activity, the condition of the landscape prior to mining, and the resources available for restoration.
Legislation requiring restoration can make mining more expensive, as companies may need to allocate additional funds and resources to comply with restoration requirements. This can also be a deterrent for mining companies, as the cost of restoration can make certain mining activities economically unfeasible. However, requiring restoration can also help to minimize the environmental impact of mining and ensure that the land is returned to a more sustainable state after mining is complete.
To learn more about topography, click here:
https://brainly.com/question/2279445
#SPJ4
what information from doppler weather radar helps weather forecasters identify supercell thunderstorms that may give rise to tornadoes?
Doppler weather radar detects the rapid rotation of storm clouds in the atmosphere, which aids weather forecasters in locating supercell thunderstorms that might produce tornadoes.
The radar data is utilised to detect the presence of a mesocyclone, which is a whirling storm capable of spawning a tornado.
The hook echo, a region of intense reflectivity that denotes the existence of a powerful updraft of air in the storm, is another feature that the radar scans for.
A couplet, or radar signature, is also detectable by radar and is produced when a thunderstorm's winds are revolving around a central point.
A meteorologist can use these characteristics to determine whether a thunderstorm has the potential to produce a tornado.
To learn more about thunderstorms visit:
https://brainly.com/question/29808425
#SPJ4
the process in which a denser plate is pushed beneath a less dense plate
The process in which a denser plate is pushed beneath a less dense plate is called subduction.
Subduction occurs at convergent plate boundaries, where two plates are moving towards each other. When a denser oceanic plate collides with a less dense continental plate, the oceanic plate is forced beneath the continental plate and into the Earth's mantle. As the oceanic plate descends, it heats up and begins to melt, creating magma that rises to the Earth's surface, forming volcanoes.
Subduction is a fundamental process in plate tectonics and is responsible for many of the world's largest earthquakes and volcanic eruptions. It is also responsible for the formation of mountain ranges, such as the Andes in South America and the Cascades in North America. The subduction process also plays a crucial role in the Earth's carbon cycle, as the subducted material is eventually returned to the surface through volcanic activity, releasing carbon dioxide into the atmosphere and ocean. Overall, subduction is a complex and dynamic process that plays a vital role in shaping the Earth's surface and influencing its climate and geology.
To learn more about Subduction , click here:
https://brainly.com/question/5273762
#SPJ4
Regions where the continents or the sea floor are pulling apart are called
a. convection zones
b. subduction zones
c. magnetospheric zones
d. rift zones
Answer:
b. subduction zones
Explanation:
Why were camels important to the Bedouins of the Arabian Peninsula?
Responses
a. Camels can travel much faster than horses.
b. Camels allowed the Bedouins to survive in the desert.
c. Camels provide transportation in areas cars cannot go.
d. Camels helped the Bedouins to establish large farms.
C. Camels provide transportation in areas cars cannot go.
subduction zones occur a what type of plate boundary?
the Subduction zones occur at convergent plate boundaries where two tectonic plates move towards each other.
the Subduction zones occur at convergent plate boundaries where two tectonic plates move towards each other. One plate is usually denser than the other and subducts or sinks beneath the other plate, forming a very deep trench. The subducting plate is usually an oceanic plate while the overriding plate can be either an oceanic or a continental plate.
As the oceanic plate subducts, it heats up and melts, forming magma. The magma rises and can trigger volcanic eruptions, leading to the formation of volcanic
For more such questions on plate boundary.
https://brainly.com/question/17795544
#SPJ4
A cadet is able to walk 1km over flat ground in 15 mins. How long would it take him to cover a distance of 5km over similar terrain?
The cadet will take 75 minutes with the same speed of 4km/hour to cover a a distance of 5km over similar terrain.
What is speed?An object's speed is defined as the magnitude of its position change over time or the magnitude of its position change per unit of time. It is a scalar value. The average speed of an object in a given time interval is the distance travelled divided by the duration of the interval.
The speed of the cadet is calculated as :-
Speed = Distance ÷ Time,
where,
Distance = 1 km
Time = 15 mins or 1/4 hour
Speed = 1 ÷ 1/4
= 4 km/hour
∴ Time taken to cover a distance of 5km will be:-
Time = Distance ÷ Speed
= 5/4
= 1.25 hour or 75 mins.
Therefore, the cadet would take 75 minutes to cover a distance of 5 km.
To learn more about speed, click here:
https://brainly.com/question/28224010
#SPJ9
help pls!!
all of the headlines have been changed to reflect old legends. It is your task to make sure they are corrected. Choose one of the newspaper headlines. You will rewrite the headline and a one-to-two-paragraph article to make the news scientifically correct. Be sure to include the following in your corrected newspaper
New title reflecting correct informationDetailed information about the processes and tectonic plate interactions that are causing the geological event to occur. Include an explanation of convection currents.
Real-world example of where to find the geological event on Earth (location)
-shake rattle and roll - giants battling zeus create catastrophic earthquake
-explosive situation - fire-breathing dragon caught inside mountain creates volcanic eruption
-islands popping up everywhere - maui uses giant hook to pull islands from the ocean
-ocean expansion - poseidon pushes tectonic plates apart, creating an ocean
According to the paragraph, Real-world example of where to find the geological event on Earth is shake rattle and roll - giants battling Zeus create catastrophic earthquake. The correct option is (A).
What geological events are caused by plate tectonics?These natural disasters are particularly dangerous at subduction zones, when two plates collide and one is driven beneath the other.
The numerous tectonic plates that make up the Earth's outer shell are constantly moving, and this movement is what causes the majority of earthquakes, tsunamis, landslides, and volcanic eruptions that occur around the world.
As a result of plate boundary interactions, mountain ranges, continents, and ocean basins are formed, as well as earthquakes and volcanoes.
Therefore, given paragraph, Real-world example of where to find the geological event on Earth is shake rattle and roll - giants battling Zeus create catastrophic earthquake.
To know more about the plate tectonics, visit:
https://brainly.com/question/19317822
#SPJ1
What country with green star flag?
The Moroccan flag Drapeau du Maroc) is the flag flown by the Moroccan government and has been the country's flag since November 17th, 1915. The crimson background and green star stand for the beginning and closing, respectively. The flag of Morocco represents the country's opening to the rest of the world.
In Morocco, the colour red has a lot of historical significance because it declares ancestry from the regal 'Alawid dynasty. The reigning family was linked to the Islamic prophet Muhammad through Fatimah, the fourth Muslim Caliph's wife. The imams of Yemen and the sharifs of Mecca both employed the colour red. The "Alawid" family has controlled Morocco since the 17th century.
LEARN MORE ABOUT GREEN STAR FLAG
https://brainly.com/question/29080902
#SPJ1
on what scale is the explosivity of a volcano measured?
The explosivity of a volcano is measured on the Volcanic Explosivity Index (VEI) scale.
Explosivity of a volcano is measured on the Volcanic Explosivity Index (VEI) scale. The VEI scale was developed in the 1980s as a way to categorize and compare volcanic eruptions based on the amount of volcanic material they release into the atmosphere, the height of the eruption column, and the duration of the eruption. The Volcanic Explosivity Index (VEI) scale ranges from 0 to 8, with 0 being a non-explosive or effusive eruption, and 8 being a rare, extremely large, and catastrophic eruption. The VEI scale is logarithmic, which means that each increase of one on the scale represents a tenfold increase in the volume of erupted material.
Volcanoes with a high Volcanic Explosivity Index (VEI) are considered to be "large" or "major" eruptions and can have significant impacts on global climate, air travel, and local communities. These high VEI eruptions can lead to widespread destruction, ashfall, and loss of life. Examples of volcano with high VEI values include Mount St. Helens (VEI 5), Krakatoa (VEI 6), and Tambora (VEI 7). The VEI scale provides a useful tool for volcanologists to compare and understand the magnitude and impact of different volcanic eruptions.
To know more about Volcanic Explosivity Index (VEI), click on https://brainly.com/question/28387137
#SPJ4
what is the movement of population from rural areas to cities called
Answer:
Urbanization
Explanation:
what is the northernmost of japan’s four main islands?
Answer: Hokkaido is the northernmost of Japan's four main islands and the largest of the country's 47 prefectures...
Explanation:
what is definition of ozone?
Ozone (O3) is a highly reactive molecule formed from three atoms of Oxygen by covalent bond. It is a blue colored gas which is highly toxic, even at low concentrations. Ozone is a very reactive, poisonous and highly unstable gas. It is present in a very small proportion on earth, in the stratosphere layer of the atmosphere.
In atmosphere it is present in the form of a thin layer at about 10 to 50 km above the earth's surface where it acts as as a protective layer and absorbs harmful ultraviolet rays. where ozone on the earth's surface acts as a pollutant and is a very poisonous gas.
It can cause severe health problems and can damage crops and threats the life of other living organisms. In atmosphere it is present about 0.00006% of the total gases.
Ozone layer depletion due to release of various harmful gases such as CFCs, chlorine and bromine is a serious threat to the ozone layer. It is very essential for the life to sustain. Hence its must be preserved. So, the ozone is both useful as well as harmful, depending upon the the place of its presence.
Learn more about ozone :
https://brainly.com/question/4115399
subduction zones occur a what type of plate boundary?
Converging plate boundaries occur at subduction sones. While some plates collide and build mountains by stacking rocks to release pressure.
Subduction occurs at some convergent plate boundaries. Subduction forces one of the tectonic plates down into the Earth's mantle. This most commonly occurs when one of the plates at the convergent boundary is an oceanic plate and the other is a continental plate the plate,the denser of the two,is pushed down where it melts as it approaches the mantle. Magma produced through plate melting often rises and can reach the surface through the formation of volcanoes.Basaltic oceanic crust contains hydrated minerals such as amphiboles,some of which formed by hydrothermal alteration as seawater seeped through hot, fractured, young oceanic crust on the mid-oceanic ridge.As the oceanic crust sinks further into the mantle,the pressure increases,the temperature of the oceanic crustal rocks rises more slowly because the rocks are poor conductors of heat.At depths of about 100 km below the surface,the pressure is great enough for hydrated minerals to undergo metamorphism.
To learn more about Converging plate please click on below link.
https://brainly.com/question/23845744.
#SPJ4
Which action is part of a scientific investigation?
A. Interview scientists from many areas of study.
B. Gather opinions about which natural events to observe.
C. Record useful data gathered through observation.
D. Analyze the total cost of conducting an experiment.
C. Record useful data gathered through observation.
Identify the scales of spatial analysis for researching the number of a nation’s flags flown privately in a town and those flown during Olympic ceremonies.
The scales of spatial analysis for researching the number of a nation's flags flown privately in a town and those flown during Olympic ceremonies could include: Local scale, Regional scale, National scale and Global scale.
1. Local scale: This scale would involve studying the flags flown in a specific town or city, such as by visiting various neighborhoods or public places and counting the number of flags being flown. This would provide an understanding of the local culture and level of patriotism.
2. Regional scale: This scale would involve analyzing the flags flown in a larger region, such as a county or state, and comparing the results with the national average. This could help to identify any regional differences or patterns.
3. National scale: This scale would involve analyzing the number of flags flown across the entire country and comparing the results with other countries. This would provide a broader perspective on the country's level of patriotism.
4. Global scale: This scale would involve analyzing the number of flags flown during international events such as the Olympics, and comparing the results with other countries. This would provide a sense of how a country is perceived globally, as well as the level of national pride and support for the athletes.
To learn more about patriotism, click here:
https://brainly.com/question/20131848
#SPJ4
The measures of the exterior angles of a
hexagon are x, 3x°, 4x°, 5x°, 8xᵒ, and
9x. Find the measure of the largest
exterior angle.
The measure of the largest exterior angle is 216
How to the measure of the largest exterior angle.
The sum of the measures of the exterior angles of a hexagon is 720°.
Each exterior angle of a regular hexagon is equal in measure, so we can set the measure of each exterior angle equal to x. Therefore:
x + 3x + 4x + 5x + 8x + 9x = 720
30x = 720
x = 24
The measure of each exterior angle is 24°.
To find the largest exterior angle which is 9x
Since x is 24
9 x 24 = 216
Therefore, the largest exterior angle measures 216°.
Learn more about hexagon at:https://brainly.com/question/15424654
#SPJ1
Answer: 108
Explanation:
x+3x+4x+5x+8x+9x=360
30x=360
Then divided by 30 each side
x=12
Then multiply by largest angle
9(12)= 108
what property of earthquakes does the richter scale measure? a. intensity. b. magnitude. c. damage and d. destruction caused by the earthquake.
Option b) magnitude property of earthquakes does the richter scale measure
An earthquake (also known as a quake, tremor, or temblor) is the shaking of the Earth's surface caused by a sudden release of energy in the Earth's lithosphere, which produces seismic waves. Earthquakes can range in intensity from those that are so minor that they are not felt to those that are powerful enough to propel objects and people into the air, damage critical infrastructure, and devastate entire cities.
The frequency, type, and size of earthquakes experienced in a given area are referred to as its seismic activity. Seismicity at a specific location on Earth is defined as the average rate of seismic energy release per unit volume. Tremor is also used to describe non-earthquake seismic rumbling.
Learn more about earthquakes
https://brainly.com/question/29500066
#SPJ4
Kayla has 5 rolls of green ribbon. Each roll has 4 meters of green ribbon. She has 6 rolls of blue ribbon. Each roll has 3 meters of blue ribbon
Kayla has a total of 20 meters of green ribbon and 18 meters of blue ribbon.
Kayla is a ribbon enthusiast and has a collection of different colored ribbons.Among her collection, she has 5 rolls of green ribbon.Each roll of green ribbon is 4 meters in length.The total length of green ribbon that she has is 5 rolls x 4 meters per roll = 20 meters.Kayla also has 6 rolls of blue ribbon.Each roll of blue ribbon is 3 meters in length.The total length of blue ribbon that she has is 6 rolls x 3 meters per roll = 18 meters.Kayla now has a total of 20 meters of green ribbon and 18 meters of blue ribbon.She can use the ribbons for various crafts and decoration projects.The green ribbon can be used to add a pop of color to her projects.The blue ribbon can be used to create a calm and peaceful atmosphere.With both the green and blue ribbon, Kayla can create a variety of different moods and styles.Kayla is happy with the amount of ribbon she has and is excited to use it in her future projects.She is always on the lookout for new ribbons to add to her collection.With her collection of green and blue ribbon, Kayla is ready to unleash her creativity.
learn more about ribbon here:
https://brainly.com/question/29965971
#SPJ4
satellite imagery used to collect data on environmental change is an example of which geographic technique: remote sensing. ground truthing. geographic information systems (gis). spatial analysis.
A) Remote sensing is a type of geographic technique that makes use of satellite imagery to gather information on environmental change.
In GIS, what is satellite imagery?Images of the Earth taken by imaging satellites operated by governments and businesses around the world are referred to as satellite images, also known as Earth observation imagery, spaceborne photography, or simply satellite photo.
Is satellite imagery utilized in GIS?Geospatial data from multiple sources, such as GPS recordings, satellite imagery, and textual attributes associated with a specific space, can be combined and analyzed in GIS. GIS components consist of: maps that allow for interactive visualizations.
To learn more about Remote sensing here:
https://brainly.com/question/10839378
#SPJ4
what patterns of spatial distribution exist in the United States’ political parties.
Answer:
In the United States, political parties tend to have distinct spatial distributions. Generally, the Democratic Party is more popular in urban areas, while the Republican Party is more popular in rural areas. Additionally, the Democratic Party tends to be more popular in the Northeast and West Coast, while the Republican Party is more popular in the Midwest and South.
what is the azimuth of an object that is ten degrees south of east?
The azimuth of an object that is ten degrees south of east is 100 degrees.
Azimuth is a term used in navigation and astronomy to measure the horizontal angle between the direction of an object and the true north. It is usually measured in degrees clockwise from the north, which means that the east is at 90 degrees, the south is at 180 degrees, and west is at 270 degrees.
Therefore, an object that is 10 degrees south of the east would be at an angle of 100 degrees from the north. This can be visualized as facing north and turning towards the east by 90 degrees and then turning an additional 10 degrees towards the south.
By using the azimuth angle, navigators and astronomers can determine the precise direction of an object in relation to the horizon or other reference points.
For more questions like Azimuth click the link below:
https://brainly.com/question/17112550
#SPJ4
Sort each item into the correct bin based on whether it describes lunar eclipses or solar eclipses. occurs when Earth's shadow falls on the Moon occurs when the Moon's shadow fails on Earth occurs when the Moon is on the direct opposite side of Earth from the Sun can be seen by anyone on Earth's night side at the time can be seen only along a relatively narrow path on Earth can occur only at full moon occurs when the Moon comes directly between Earth and the Sun can cour only at new moon lunar eclipse solar eclipse
When the Earth passes directly between the Sun and the Moon, its shadow creates a lunar eclipse.Lunar eclipses can occur only when the Moon is opposite the Sun in the sky.
The solar eclipse is one in which the moon is between the earth and the sun.The lunar eclipse is one in which the earth is between the sun and the moon.It happens once every 18 months. It happens twice a year. During a lunar eclipse,the Earth's shadow obscures the Moon A solar eclipse occurs when,at just the right moment,the Moon passes between the Sun and the Earth. Sometimes the Moon only blocks part of the Sun's light.This is called a partial solar eclipse other times,the Moon blocks all of the Sun's light.A total lunar eclipse can last up to almost 2 hours,while a total solar eclipse lasts only a few minutes at any given location,because the Moon's shadow is smaller.Also,unlike solar eclipses,lunar eclipses can be viewed without eye protection or special precautions.
To learn more about lunar eclipse please click on below link.
https://brainly.com/question/12075389.
#SPJ4
how did land and climate features influence bedouin family life?
How is the structure of the atom related to the organization of the modern periodic table?
Answer:
Explanation:
The structure of the atom is directly related to the organization of the modern periodic table. The periodic table is based on the electronic configuration of atoms, that determines the chemical and physical properties of elements.
Atoms are composed of protons and neutrons,electrons.Atomic number is the number of protons present in the nucleus of an atom, and it defines an element.
In the periodic table elements are arranged in increasing order of atomic number, and elements which has same electronic configurations are placed in the same column or group. Electronic configuration of an atom defines its electron affinity, ionization energy, and reactivity, and thses are important chemical and physical properties which are used to classify elements and predict their behavior.
The elements of a periodic table is arranged in a way that elements within as same period have same electronic configurations, with outermost electron shells filling up from left to right. Such arrangement reflects the filling of electron shells and helps to predict the chemical behavior of elements and their reactivity towards other elements.
At the end, we can say that the structure of the atom and the arrangement of electrons in the electron shells are critical in determining the properties of elements and organizing them in the periodic table.
