energy 3

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Across
  1. 3. happens when brakes on a car are applied
  2. 4. law that says energy cannot be created or destroyed only transferred
  3. 6. argument against nuclear fuels in case of accidents
  4. 7. energy store that increases as speed increases
  5. 9. converts sunlight to electricity on rooves
  6. 10. argument for biofuels
  7. 11. the source of most of our energy stores
  8. 12. is the rate of transfer of energy
  9. 13. biofuel gas made from animal waste
  10. 16. energy stored in a stretched spring
Down
  1. 1. the source of heat for geothermal energy
  2. 2. absorbs IR radiation to heat water for homes
  3. 5. energy stored in water behind a dam
  4. 8. is red for hot and blue for cold
  5. 14. useful output divided by total input
  6. 15. causes tidal energy