Front

What is a barrier built across a river called?

Back

Dam

Front

What is one benefit of using renewable resources for energy?

Back

Safer for the environment

Front

What are fossil fuels?

Back

Coal, Oil, Natural Gas

Front

Which of the following is a nonrenewable resource? A) Air B) Water C) Coal D) Sunlight.

Back

Coal

Front

Which of the following is a renewable resource? A) Coal B) Natural Gas C) Wind D) Minerals.

Back

Wind

Front

What is a renewable resource?

Back

A resource that can be replenished naturally over time.

Front

What is a nonrenewable resource?

Back

A resource that cannot be replaced once it is used up.

Front

Give an example of a renewable energy source.

Back

Solar energy.

Front

Give an example of a nonrenewable energy source.

Back

Natural gas.

Front

What is the main advantage of using renewable resources?

Back

They help reduce pollution and conserve natural resources.