Energy COnservation

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Across
  1. 1. energy helps us to see things.
  2. 3. , cooking uses this energy.
  3. 4. , disadvantage of friction.
  4. 6. , moving object get their energy.
  5. 10. , energy uses by plants to make food.
  6. 11. , energy causes no pollution.
  7. 13. , Make surface smooth.
Down
  1. 2. , ball falls due to this fource.
  2. 5. , Lever balanced at this point.
  3. 7. , It Can neither be created nor be destroyed.
  4. 8. , energy received from Sun
  5. 9. Makes work easier.
  6. 11. , Ultimate source of energy.
  7. 12. energy , can uproout large trees.