Gravity, Coulomb, Energy

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Across
  1. 3. type of energy that combines PE and KE
  2. 10. energy can't be created or destroyed (3)
  3. 11. particle with positive charge
  4. 12. the rate that work is done
  5. 14. unit for power
  6. 16. type of energy from motion
  7. 17. type of energy from position or shape
  8. 20. way of writing really big/small numbers (2)
  9. 21. 9 x 10^9 (2)
Down
  1. 1. particle with negative charge
  2. 2. similar charges do this
  3. 3. equation for potential energy
  4. 4. measure of protons vs. neutrons
  5. 5. 6.67 x 10^-11 (2)
  6. 6. unit for charge
  7. 7. unit for work and energy
  8. 8. force of attraction between two objects
  9. 9. the ability to do work
  10. 13. force applied over a distance
  11. 15. unit for force
  12. 18. opposite charges do this
  13. 19. the enemy of mechanical energy