Answer:
Calcium Compunds-The fluoride,CaF²,is important to the production of hydrofluoric acid,Wich is made from CaF² by the action of sulfuric acids.CaF² us used laboratory instruments as a window material both infrared and ultraviolet radiation.
Sorry if other question not answeredCalcium Compunds-The fluoride,CaF²,is important to the production of hydrofluoric acid,Wich is made from CaF² by the action of sulfuric acids.CaF² us used laboratory instruments as a window material both infrared and ultraviolet radiation.
Thus, Since the turn of the 20th century, glass has been made with calcium fluoride, a novel substance. It is a solid that dissolves readily in water and has a special physical and chemical makeup that makes it suitable for usage as a glassmaking material.
Glass used in windows, bottles, and other glass goods was formerly created from calcium silicates before the invention of this substance. The new glass, referred to as glass with added fluorides, has a number of advantages over calcium silicates, which have drawbacks that make them unsuitable for the creation of modern glass.
Calcium Fluorine is a naturally occurring element that is frequently found in rock, soil, plants, and animals.
Thus, Calcium Compunds-The fluoride,CaF²,is important to the production of hydrofluoric acid,Wich is made from CaF² by the action of sulfuric acids.CaF² us used laboratory instruments as a window material both infrared and ultraviolet radiation.
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Scientists can use aircraft to better understand hurricanes. Which two kinds of information about hurricanes can scientists gather using aircraft.
Scientist can gather the information of the wind speed and location, for better understand hurricanes
What is hurricanes ?A hurricane is a tropical cyclone is a fast rotating storm system with a low-pressure core, a closed low-level atmospheric circulation, high winds, and a spiral arrangement of thunderstorms causing heavy rain.
Aircraft can collect thorough, exact measurements of winds in a cyclone, which can assist researchers understand what is going on inside the storm and allow for better forecasts.
Hence,scientist can gather the information of the wind speed and location, for better understand hurricanes
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I need answers please i will give you 20
We observe objects that move and notice changes that happen quickly. Which of the following would be most difficult to observe directly with our eyes?
a fireworks display
burning wood
a temperature change
boiling water in a pot
Answer: C
Explanation:
A temperature change
Type the correct answer in the box.
The thermometer hanging on Jessica’s patio reads 18°C on a cool autumn day.
The temperature on Jessica’s patio in Fahrenheit is
°F.
Use this formula to convert the temperature:
Answer:
64.4
Explanation:
I did the test
Select the correct location on the map.
Identify the area on the satellite image that is experiencing the heaviest rainfall. The color bar shows amounts of rainfall from lightest (bottom) to heaviest (top).
Answer:
The area on the map that is showing the deepest red
Explanation:
On a particular day, Denali had a temperature of -23°C at its peak and 13°C at its base. What could be the reason for this temperature difference?
A.
Temperature increases with an increase in altitude.
B.
Temperature decreases with an increase in altitude.
C.
The base is close to the Gulf of Alaska.
D.
The mountain receives lake-effect snow.
Answer:
B.) Temperature decreases with an increase in altitude.
As you climb a mountain, you can expect the air temperature to decrease by 6.5 degrees C for every 1000 meters you gain. This is called the standard average lapse rate.
Please help me asap .
Answer:
We use the four properties of sound: pitch, dynamics (loudness or softness), timbre (tone color), and duration.
Answer:
Dynamics, Duration, Pitch, Timbre! Hope this helped
Explanation:
i need help :>................
identify the vibrating media in three different types of musical instruments
Answer:
There are three basic categories of musical instruments: percussion, wind, and stringed instruments. Most musical instruments use resonance to amplify sound waves and make sounds louder. In a musical instrument, the whole instrument and the air inside it may vibrate when the head of the drum is struck.
What are the positive impacts of Genetically Modified Crops?
Brainlyst for the best answer. :)
Answer:
The crops will have the ability to be resistant to certain diseases
What would be different on Earth if the Moon did not exist?
When going from slower medium to a faster medium, light is bent _____.
Answer:
When going from slower medium to a faster medium, light is bent _downwards_.
Explanation:
hope this helps you!
Jennie observes her brother playing pool and has a theory that the potential energy in the pool stick is transformed into kinetic energy when he hits the ball.
Answer:
This theory is true and should continue to expand on this theory.
Explanation:
hope this helps.
Hi guys can you help me with finding advantages with nuclear power?
Answer:
Low-cost energy. Although building nuclear power plants has a high initial cost, it’s relatively cheap to produce energy from them and they have low operating costs.
Reliable. One of the biggest benefits of nuclear energy is that it is a reliable power generation source.
Zero carbon emissions. Nuclear power reactors do not produce any carbon emissions.
Promising future energy supply.
Answer:
Nuclear Power can make a lot of power really fast and pollutes earth less than burning fossil fuels.
Explanation:
When writing a scientific paper, look for the most credible sources. Science doesn’t show bias, but we humans tend to show bias. Beware of sites and articles that provide facts without proper scientific evidence. Avoid using information from such sites. You must be able to identify reliable sites so the data in your paper is credible.
Use sources that end in .gov (government sites), such as CDC.gov. They are reliable sources. You can also use sites ending in .edu. They can be deemed trustworthy, but sometimes the information is written by students rather than scientists. Always find out who the author of the article is before proceeding. Some .org and .com sites are credible, but you need to analyze the content to verify their authenticity. As you review a source, try to answer these questions:
Who authored the article?
Is this person a scientific expert in the species I’m researching?
What is the purpose of the article?
Does the article state facts that scientists can prove with evidence?
Are there opinions in the article?
How old is the article?
Do other credible sources support the statements in this article?
(HELP NOW!!!!!)
Answer:
hope this help :)
Explanation:
Cancer is the name given to a collection of related diseases. Cancer is more than one type of disease. In cancer, as a result of genetic mutations, this regulatory process malfunctions, resulting in uncontrolled cell proliferation. CAD, Stroke, Respiratory illness, COPD are all diseases related to cancer. Inherited genetic mutations play a major role in about 5 to 10 percent of all cancers. There are many environmental pathogenic factors that can cause cancer. For example , Tar and Coal-Tar Pitch , Emissions , Secondhand Tobacco Smoke (Environmental Tobacco Smoke) , Arsenic , Soot , Asbestos , Wood Dust. When cancer cells break away from a tumor, they can travel to other parts of the body through the bloodstream or the lymph system. Cancer is hard to treat in later stages because it probably has already spread through out the body. The grade of a cancer depends on what the cells look like under a microscope. In general, a lower grade indicates a slower-growing cancer and a higher grade indicates a faster-growing one. Some examples of cancer treatments of cancer are, Surgery, Chemotherapy, Radiotherapy, Cancer drugs, Hormone therapy, Stem cell and bone marrow transplants, Targeted cancer drugs. A new treatment involving a photosensitising agent that makes cells more sensitive to light and, by doing so, causes cancer cells to be destroyed when a laser light is directed on a cancerous area. One challenge is, druggable genomic alterations are diverse and represent only small subsets of patients in certain tumor types, which limits testing their clinical impact in biomarker-driven clinical trials. Next-generation sequencing technologies are increasingly being implemented for molecular prescreening in clinical research, but issues regarding clinical interpretation of large genomic data make their wide clinical use difficult.
How can you describe a mineral that sparkles, breaks into thin sheets, and has a measure of 9 on the hardness scale?
1. It is metallic, has cleavage, and can be easily scratched.
2.It is non-metallic, has cleavage, and can be scratched by a nail.
3.It is metallic, has cleavage, and can be scratched with special equipment.
or 4. It is non-metallic, does not have cleavage, and can be scratched with difficulty.
please answer all 5 ....
Answer:
a
Explanation:
just needed the points sorry
Newton's second law of motion is F = ma.
A net force of 60 N north acts on an object with a mass of 30 kg. Use Newton's second law of motion to calculate the amount of acceleration the object will experience. Then explain how the amount of acceleration will change if the net force or the mass of the object increases.
Timbre describes the sound’s _____.
pitch
loudness
tone
quality
Answer:
A) pitch
Explanation:
I did band and also g*ogled it to check :)
If it isn't A, however, it is C
Hope this helps :D
Answer:
loudness
Explanation:
allow the ear to distinguish sounds which have the same pitch and loudnes
What type of heat transfer is most important to maintaining a relatively stable
climate on Earth? Justify your answer.
The type of heat transfer that is most important to maintaining a relatively stable climate on Earth is known as solar radiation.
What is Heat transfer?Heat transfer may be characterized as the migration or transmission of heat across the border of the system due to an imbalance of difference in temperature between the system and its surroundings.
Solar radiations govern the principle and the entire process of heat transfer because it is the principle and fundamental source of heat and energy for the entire planet of the earth. These radiations initiate the process and pass down to the source artificial sources of heat transfer in physical life.
Therefore, solar radiation is a type of heat transfer that is most important to maintaining a relatively stable climate on Earth.
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In this activity, you will create a mind map showing the different pathways that can be found in the Government & Public Administration cluster. A mind map is a sketch or diagram that you can design yourself to organize your ideas. It could look like a tree with different branches or a park with different paths! Whatever you decide, you will put each pathway on a different spot on your mind map.
Under each pathway, you will give one example of a job found in each pathway.
Write a short note beside the job, explaining where you might find this person.
List at least one task that they accomplish to keep things running for us.
Answer:
Government & Public Administration
Jobs in the government and public administration career cluster involve planning, managing, and providing government legislative and administrative and regulatory services and related general purpose government services at the federal, state, and local levels.
This career cluster is divided into seven pathways:
Governance
National Security
Foreign Service
Planning
Revenue and Taxation
Regulation
Public Management and Administration
Governance
Officials involved in the governance pathway uphold the structure of our government. They typically work with constituents, or voters represented by elected officials; while others resolve conflicts among interest groups with opposing goals.
Sample occupations include:
Legislative Assistant
Congressional Aide
Lobbyist
County Commissioner
Senator
Representative
Mayor
Governor
Lieutenant Governor
National Security
Maintaining a strong national security encompasses such diverse activities as running a hospital, commanding a tank, programming computers, operating a nuclear reactor, or repairing and maintaining a helicopter. The military provides training and work experience in these fields and many others for more than 2.5 million people who serve in the active Army, Navy, Marine Corps, Air Force, and Coast Guard, their Reserve components, and the Air and Army National Guard.
Sample occupations include:
Combat Control Officer
Missiles and Space Systems Officer
Submarine Officer
Munitions Officer and Specialist
Infantry Officer and Specialist
Air Defense Artillery Officer
Military Intelligence Officer
Cryptographer
Intelligence Analyst
Foreign Service
People working in the Foreign Service pathway help to ensure peaceful relations between the U.S. and foreign countries. They also aid immigrants wanting to live and/or work in the U.S. These people serve mainly in embassies, consulates, diplomatic missions, and in Washington, D.C.
Sample occupations include:
Foreign Service Officer
Diplomatic Officer
Consular Officer
Ambassador
Diplomatic Courier
Planning
People who work in the Planning pathway develop long- and short-term land use plans to provide for growth and revitalization of urban, suburban, and rural communities, while helping local officials make decisions concerning social, economic, and environmental issues.
Sample occupations include:
Planner
Census Enumerator
Census Clerk
Federal Aid Coordinator
Economic Development Coordinator
Chief of Vital Statistics
Revenue and Taxation
People who work in the Revenue and Taxation pathway ensure that governments obtain revenue from businesses and citizens by collecting audits, monitoring taxes payable and collecting overdue tax dollars.
Sample occupations include:
Tax Examiner
Tax Clerk
Revenue Agent
Internal Revenue Investigator
Assessor
Auditor
Regulation
People who work in the Regulation pathway will typically possess a body of technical knowledge about an industry, the environment, or technology. This –coupled with a knowledge of related laws, rules, and regulatory systems –permit regulators to protect our health, safety, and environment as well as ensure the integrity of our financial, transportation, and public utility industries.
Sample occupations include:
Investigator/ Examiner
Code Inspector
Bank Examiner
Election Supervisor
Child Support Officer
Cargo Inspector
Border Inspector
Aviation Safety Officer
Public Management and Administration
Government agencies and public corporations and trusts have specific and rigorous standards for the stewardship of public resources. Public management careers will require technical skills related to budgeting, personnel management, procurement or other activities, and specific knowledge of the regulations and other policies that govern public management.
Sample occupations include:
Court Administrator or Clerk
City or County Clerk
City Council Member
City Manager
Purchasing Manager
Explanation:
correct me if I'm wrong
Explanation:
Can Someone help me i would really appreciate it
Answer: So pretty much all you have to do is explain why it's important to have a balanced life and use those Content Vocab words in the explanation you also might have to use the Academic Vocab words as well.
Hope this helps :)
Answer: I have no idea what that means
Explanation:
By looking at the relative positions of the elements calcium, Ca, fluorine, F, sulfur, S, and oxygen, O, in the Periodic Table, which TWO descriptions are TRUE about calcium fluoride, CaF2, and sulfur dioxide, SO2?
CaF2 is an ionic compound, and SO2i is a covalent compound.
CaF2 is formed by covalent bonds, and SO2 is formed by ionic bonds.
CaF2 cannot conduct electricity when dissolved in water, but SO2 can.
CaF2 is a gas at room temperature, while SO2 has a high boiling point.
CaF2 has a high boiling point, while SO2 is a gas at room temperature.
CaF2 is soft at room temperature, while SO2 is hard and forms crystals.
Answer:
B
Explanation:
i got B for my answer sorry if wrong
State, with a reason, whether hotdog relish a homogeneous mixture or a heterogeneous mixture.
Answer:
MHMMMM TRY DOING A SAND WHICH I DID THIS A MOONTH AGO AND I MADE A 105 THINK ABOUT IT
Explanation:
A little girl kicks a soccer ball. It goes 10 feet and comes back to her. How is this possible?
Answer:
Maybe she kicks it to a wall and it bounces back to her?
Explanation:
Please help me with this question,giving the first correct answer brainliest
Answer:
Protons and Electrons (c)
Explanation:
I added my explanation in the comments of the question
Answer:
protons and neutrons
Explanation:
please mark me as brainliest
Please help me with this question,giving the first correct answer brainliest
Answer:
A
Explanation:
Answer:
C. Metalloids
Explanation:
Metalloids
explain how you can recognize the sound of a flute
The sound of a flute is poetic, light, mellow, and soft. Flute is a woodwind musical instrument produces the mild sound.
How flute produces sound?Sound is a vibration that propagates as an acoustic wave, through a transmission medium such as solid, liquid ang gases. When an object vibrates, it causes a movement in surrounding air molecules. The molecules collide with the molecules close to them, causing them to vibrating as well.
The sound from flute comes due to the vibrating columns of air inside it. In a flute, the air gets vibrated and the resonator amplifies the vibration and gets modified into sound. When air is blown into the holes of flute, it creates the vibration in the air molecules inside the flute and hence, sound is produced.
The flute can produced continuous sound by the presence of number of holes in it. The flute sounds may be high pitch or soft tone depends on the position of upper and lower lips on flute.The sounds of flute are rich, gentle and gracefull.
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Please help me with this question,giving the first correct answer brainliest
Answer:
Your answer is A
Explanation:
Answer:
Mixture
Explanation Just did test :)
when a tiny stream forms during rainfall carrying away some soil and plants and leaving a scar.
Answer: Streams and rivers are integral parts of the landscape that carry water and sediment from high elevations to downstream lakes, estuaries, and oceans. The land area draining to a stream or river is defined as its watershed. When rain falls in a watershed, it either runs off the land surface, infiltrates into the soil, or evaporates.
Explanation:
Answer: Streams and rivers are integral parts of the landscape that carry water and sediment from high elevations to downstream lakes, estuaries, and oceans. The land area draining to a stream or river is defined as its watershed. When rain falls in a watershed, it either runs off the land surface, infiltrates into the soil, or evaporates.
Explanation:
hope this helps
