Across
- 3. energy has a lot of waste left behind after it's burned.
- 6. resources will run out.
- 8. energy is anything energy in anything that can stretch.
- 11. is the energy of flowing water.
- 12. fuels are formed from dead plants and animals that died millions of years ago.
- 13. energy is energy that comes from the sun.
- 14. energy is heat energy.
Down
- 1. energy is vibrations of matter.
- 2. is what creates the energy for wind energy.
- 4. resources will not run out.
- 5. energy is heat energy from the earth.
- 7. energy is anything that has to do with electricity.
- 9. refers to living or recently living organisms that we can use the energy from.
- 10. energy is a renewable resource.