Science Review Vocabulary Week #1 WS Practice #2

Coal and natural gas are examples of this type of resource.

• renewable

• clean energy

• nonrenewable

• biofuel

True or False: Energy can change forms, but it cannot be created or destroyed.

• TRUE

• FALSE

Nonrenewable energy sources are natural resources that

• cannot be replaced after they are used because they take millions of years to form.

• can never be replaced even in millions of years.

• can be easily replaced.

Solar, biomass, geothermal, wind, and hydropower energy are all renewable sources of energy. They are called renewable because they

• do not produce air pollution.

• are clean and free to use.

• can be converted directly into heat and electricity.

• can be replaced by nature in a short period of time.

What is NOT a good way to conserve energy in the home?

• Keeping the house very warm in the winter.

• Turning off lights when they are not needed.

• Keeping windows and doors closed and tightly sealed in cold and hot weather.

• Keeping the house a little cool in the winter and a little warm in the summer.

Which two energy sources must be swapped to make this chart correct?

• solar and coal

• biomass and nuclear

• natural gas and hydropower

Coal, petroleum, natural gas, and propane are fossil fuels. They are called fossil fuels because:

• they are burned to release energy and they cause air pollution

• they are mixed with fossils to provide energy

• they are nonrenewable and will run out

• they were formed from the buried remains of plants and tiny animals that lived hundreds of millions of years ago

To a brook trout, a stream would be its

• niche

• habitat

• community

• population

Some harmful consequences of energy use include air and water _________ and wildlife and habitat loss.

• usage

• replacement

• pollution

• improvement

Which resource is NOT renewable?

• solar energy

• geothermal energy

• hydropower

• petroleum