Earth Resource

Humans need fresh, clean water to survive. Which of these statements is true about fresh water?

• An unlimited amount of fresh water is available on Earth.

• The global population is currently decreasing, and people are using less fresh water.

• Fresh water was once considered a renewable resource, but today it is considered an inexhaustible resource.

• In some places on Earth, fresh water is being used up faster than it can be replaced.

Tags

NGSS.MS-ESS3-4

What are the advantages of using resources such as geothermal energy, solar energy, and wind energy?

Choose the correct answer.

• They can generate power by burning wastes. They increase the amount of greenhouse gases.

• They produce large amounts of energy from burning fuels.

• They increase the amount of greenhouse gases.

• They come from energy sources that never run out.

In general, how are natural resources and population size related?

Choose the correct answer.

• The rate of natural resource use stays the same as population size increases.

• Natural resource use decreases as population size increases. Population size grows faster in places where more natural resources are available.

• As population size increases, more natural resources become available for use

• Population size grows faster in places where more natural resources are available.

Tags

NGSS.MS-ESS3-4

Many people apply fertilizer to their lawn in the spring. Chemicals in the fertilizer absorb into the soil and can run off into nearby rivers and streams. What is a possible negative effect of using fertilizer on the biosphere?

• contributing to air pollution

• endangering aquatic animals

• reducing soil erosion

• helping grass grow faster

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Which statement best describes natural resources?

• Natural resources are unevenly distributed around the world.

• Most energy needs are currently met by renewable natural resources

• Natural resources are replaced within a human lifetime. Most energy needs are currently met by renewable natural resources.

• Most natural resources are found below the surface of the earth.

Tags

NGSS.MS-ESS3-1

Why is petroleum considered to be a nonrenewable resource?

• It requires a very long period of time to form.

• It is difficult to obtain and transport

• . It releases harmful chemicals when burned. It requires a very long period of time to form.

• It constantly forms within Earth

A section of forest was cut down to make space for a new neighborhood. Clearing the forest took away part of the land where the local deer population lives. Which term is used to describe this effect on the deer population?

• overharvesting

• pollution

• habitat destruction

• resource use

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Some resources can be either renewable or nonrenewable depending on how they are used. Which statement describes a resource that could be both renewable and nonrenewable?

• Trees are cut down to make wood products faster than new trees can grow.

• Turbines are constructed to use wind to make electricity.

• Solar energy is used to produce both heat and electricity.

• Petroleum is drilled from rock on the ocean floor. .

Why is nuclear energy considered a nonrenewable resource?

• Uranium replenishes more quickly than it is being used

• Nuclear radiation does not run out. Uranium replenishes more quickly than it is being used

• It comes from radiation from the sun.

• Uranium ore is replaced on a geologic timescale.

Automobiles were initially built to allow people to travel greater distances in less time. Since then, automobiles have had both positive and negative effects. Which statement best describes how the automobile has affected the geosphere?

• Roads built for automobiles take habitats away from animals.

• Water for washing automobiles comes from the supply of fresh water.

• Fossil fuels for automobiles are removed from inside the earth.

• Emissions from automobiles cause air pollution in the form of smog.