Chapter 18 Test Review

Resources that are used faster than they can be replaced by natural processes are

• renewable
• nonrenewable

Resources that can be replaced by natural processes in a relatively short amount of time are

• renewable
• nonrenewable

Use the graph to answer the question. What percentage of the energy used in 2015 was provided by nonrenewable resources?

• 9.8 percent
• 29 percent
• 90 percent
• 18.4 percent

Coal, oil, and the Sun are all

• renewable resources.
• nonrenewable resources.
• energy resources.

Fossil fuels include

• coal, oil and natural gas
• coal, oil, natural gas and uranium
• coal, oil and wind

Coal formation began with

• a prehistoric swamp
• plankton
• uranium

Oil and natural gas formation began with

• a prehistoric swamp
• plankton
• uranium

Which of the following energy sources has the lowest negative environmental impact?

• biomass
• nuclear
• solar
• coal

Why is solar energy considered renewable energy?

• It's cheaper than fossil fuels.
• The sun's energy will not run out for billions of years.
• Solar energy recharges batteries.

If solar energy is so great why are American's roofs not crammed with more solar panels?

• Expensive start-up cost.
• The panels are don't work effectively.
• People don't like the way the panels look on their homes.