Physics crossword

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Across
  1. 3. chlorine,nitrogen,carbon
  2. 5. push or pull
  3. 7. we stay on earth because of ____
  4. 8. the change of position of an object
  5. 10. every action has an equal opposite reaction
Down
  1. 1. ____ make up everything
  2. 2. the ocean has ____
  3. 4. a light bulb has a lot of ______
  4. 6. the flow of electrical power and change
  5. 9. ____ is the action of something moving