Renewable and Nonrenewable Energy

Front

What is renewable energy?

Back

Energy that can be regenerated in a short amount of time or is continuously available, such as solar, wind, and hydro energy.

Front

What is nonrenewable energy?

Back

Energy that comes from sources that cannot be replenished in a short time, such as coal, oil, and natural gas.

Front

What is the greenhouse effect?

Back

Gases surrounding the planet prevent heat produced by the sun from escaping the earth’s atmosphere, leading to a warming effect.

Front

List two disadvantages of solar energy.

Back

1. It is not available at night. 2. Cloud cover can block sunlight.

Front

What percentage of the world's electricity is produced by coal?

Back

30%.

Front

What is wind energy?

Back

Energy that comes from harnessing the movement of the air.

Front

Give an example of a renewable resource.

Back

Solar energy.

Front

Give an example of a nonrenewable resource.

Back

Coal.

Front

What is geothermal energy?

Back

Energy derived from the heat stored beneath the earth's surface.

Front

What is biomass energy?

Back

Energy produced from organic materials, such as plant and animal waste.