Keely's energy puzzl

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Across
  1. 2. what is J the apereation of
  2. 4. something made up of remains of dead plants and animal waste
  3. 6. where you keep your plants in the winter
  4. 9. resource you use till its gone
  5. 10. the object your trying to move
  6. 11. used to raise objects
  7. 12. what is N the apereation of
  8. 16. what helps us do work
  9. 18. a type of potential energy stored in bonds between atoms
  10. 21. a rigid object that turns around a fix point
  11. 22. made up of a wheel and post with a rope or a cable
Down
  1. 1. the point that a lever can rest so it can pivet
  2. 3. energy that can be exhausted in the near future
  3. 5. a gear is a type of _______.
  4. 7. machines that are made up of simple machines
  5. 8. what is M the apereation of
  6. 13. energy that comes from heat
  7. 14. a sloping surface makes it easier to move objects
  8. 15. what can't be created or deystroyed
  9. 17. put cans and bottles into a bin to be reused
  10. 19. the force on alerts in or object
  11. 20. used to apply lots of work with little effort