Unit #4- Energy Resources

Front

What energy transformation occurs in a hydroelectric power plant?

Back

mechanical to electrical

Front

What is one disadvantage of using nuclear energy?

Back

It produces radioactive waste.

Front

What energy source does the United States mainly use for electricity?

Back

coal

Front

Which of the following activities can cause pollution? (page 226)
- mining fossil fuels (coal & oil)
- conserving water
- picking up trash
- planting trees

Back

mining fossil fuels (coal & oil)

Front

Natural resources that can be replaced quickly by nature.

Back

Renewable

Front

Natural resources that cannot be replaced once depleted.

Back

Nonrenewable

Front

What is one advantage of solar and wind power over fossil fuels?

Back

Wind and solar are continuously renewable and fossil fuels take millions of years to be formed.

Front

This is a liquid fuel derived from plant materials.

Back

biofuel (from biomass)

Front

This is the energy generated in the Earth's core and produces steam and hot water.

Back

Geothermal

Front

What are fossil fuels?

Back

Coal, Oil, Natural Gas