Identifying renewable and non-renewable energy sources | Exit Quiz | Oak National Academy

All energy on Earth comes ___ or indirectly from the Sun.

Answer explanation

All living organisms need energy to survive. Plants need sunshine to grow.

Where does all energy on Earth come from?

• the Sun

• electricity

• coal and oil

Answer explanation

All living organisms need energy to survive.

Coal has energy from the Sun. Put these sentences in order to explain how.

• The Sun gives out heat and light energy

• Millions of years ago, plants used the Sun’s energy to create food

• When these plants and leaves died, they got buried under rocks and soil

• Over millions of years, heat and pressure hardened the dead vegetation into coal

Answer explanation

This process takes millions of years, which is why coal is non-renewable.

Match these resources to the types of renewable or non-renewable (finite) resources they are.

• tidal

• renewable - it produces power from water

• hydroelectric

• non-renewable - it is a fossil fuel

• natural gas

• non-renewable - it is a solid fossil fuel

• coal

• renewable - it produces power from sea tides

Answer explanation

Non-renewable resources have a limit, or an end, and will run out.

Which of these are fossil fuels?

• oil

• electricity

• natural gas

• solar power

Answer explanation

Fossil fuels are examples non-renewable resources.