Topic 2 - Human Uses of Energy

Front

What is a substance that releases energy when it burns?

Back

Fuel

Front

What is an energy source made from unstable elements such as uranium?

Back

Uranium

Front

What device stores chemical energy of motion into electrical energy?

Back

Battery

Front

What is a solid fossil fuel that is burned to transfer energy?

Back

Coal

Front

What is a liquid fossil fuel that can be burned to transfer energy?

Back

Petroleum

Front

What is the process of burning a substance to release energy?

Back

Combustion

Front

What is a renewable energy source that uses water to generate electricity?

Back

Hydropower

Front

What is the term for energy that comes from the sun?

Back

Solar energy

Front

What is a gas that is often used as a fuel for heating and cooking?

Back

Natural gas

Front

What is the term for energy produced from the heat of the Earth?

Back

Geothermal energy