All About Science Period 4

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Across
  1. 5. Watching
  2. 6. Unit of Length in the Metric System
  3. 8. A push or pull
  4. 10. Rock under extreme heat and pressure
  5. 12. Magma on the Earth's surface
  6. 15. An opening in the ground
  7. 16. Rock made up of sediments
  8. 18. Two forces thrusting in opposite directions
  9. 19. Work is measured in ___
  10. 20. Force that pushes toward the center of an object
Down
  1. 1. An educated guess
  2. 2. Newton's Second Law
  3. 3. Force which pulls away from the center
  4. 4. Force applied over a distance
  5. 7. Unit to measure frequency
  6. 9. "It's working against me" John Mayer
  7. 11. Rock that cools and hardens
  8. 13. A quantity that has a magnitude but no direction
  9. 14. A quantity that has both magnitude and direction
  10. 17. Ability to do work