science crossword

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Across
  1. 2. the movement when two object hit one another
  2. 6. something that ca be changed and may be measured
  3. 9. a result or change that happens because of an event or process
  4. 12. to pull objects toward one another
  5. 13. to separate or set apart
  6. 15. push object away from one another
  7. 16. a set of interacting parts forming a complex whole
Down
  1. 1. to reach a conclusion using evidence
  2. 3. a force between an object and the surface it is moving over
  3. 4. an object, diagram, or computer program that helps us understand something by making it easier to see
  4. 5. the amount of matter that makes up an object
  5. 7. to apply force
  6. 8. speed in a particular direction
  7. 10. an event or process that leads to a result or change
  8. 11. one of the two opposite ends of a magnet
  9. 14. a push or pull that can change the motion of an object