Science Crossword Puzzle

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Across
  1. 4. how fast something moves
  2. 5. amount of space an object takes up
  3. 8. tiny particles that make up matter
  4. 9. change in position over time
  5. 10. can't be broken down into smaller parts
  6. 12. force of attraction
  7. 16. object's resistance to changing speed or dirction
  8. 17. actively watching to gain information
  9. 18. speed in a specific direction
  10. 19. ability to cause change
Down
  1. 1. amount of matter in an object
  2. 2. a push or a pull
  3. 3. the place or location of an object
  4. 6. everything is made of this
  5. 7. two or more atoms
  6. 8. how quickly velocity changes
  7. 11. an educated guess
  8. 13. scientist made Laws of Motion
  9. 14. organized procedure to study something
  10. 15. force that resists motion between two surfaces