Science Unit 2 Review

Front

What does it mean to conserve natural resources?

Back

To save and protect our natural resources so they can be used wisely and not wasted.

Front

What is one advantage of using coal?

Back

It is cheap to mine (it doesn't cost that much money).

Front

What are fossil fuels?

Back

Fossil fuels are nonrenewable energy sources that take a long time to form, such as coal, oil, and natural gas.

Front

What is renewable energy?

Back

Energy that can be replenished naturally, such as wind energy, solar energy, and hydroelectric energy.

Front

Which type of energy is considered nonrenewable?

Back

Fossil fuels.

Front

What powered the industrial revolution?

Back

Coal.

Front

What is wind energy?

Back

Energy that is generated from the wind using turbines.

Front

What is the difference between renewable and nonrenewable energy?

Back

Renewable energy can be replenished naturally, while nonrenewable energy cannot be replaced once used.

Front

What is an example of renewable energy?

Back

Wind energy.

Front

What is an example of nonrenewable energy?

Back

Coal.