Newton's laws, motion, energy and forces

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Across
  1. 2. Doesn't come back to it's original shape
  2. 3. Force on an object are all equal
  3. 6. No energy or no matter flows in or out
  4. 9. Force that resists the sliding or rolling of one solid object over another
  5. 12. For that pulls or tensions
  6. 13. Force on an object are not equal(object moves)
  7. 14. Energy can flow in and out but no matter
  8. 16. Kinetice energy + potential energy
  9. 18. Any energy that move through empty space
  10. 20. Attraction between objects
Down
  1. 1. Force that squeezes/ shortens an object
  2. 4. Newton's first law
  3. 5. Extention of an object is the proportional to the applied force
  4. 7. What is force
  5. 8. Energy related to motion
  6. 10. Newton's third law
  7. 11. Newton's second law
  8. 15. distance/time
  9. 17. Ability to do work
  10. 19. Comes back to it's original shape