Forces & Motion

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Across
  1. 2. stays in motion
  2. 6. equal in size and opposite in direction
  3. 7. forces in opposite direction not equal
  4. 9. strength or energy exerted or brought to bear
  5. 10. to do nothing or remain unchanged
  6. 12. every action equal and opposite re
  7. 13. rate of change of position
  8. 14. the rate of motion
  9. 15. universal force attraction between all matter
  10. 16. the size of something
  11. 18. motion of moving measured by mass and velocity
  12. 19. kind of friction between air and other
  13. 20. resistance
Down
  1. 1. the sum of all forces that act against
  2. 3. a course along something moves
  3. 4. a measure, quantity, or frequency
  4. 5. a standard for evaluation or assessment
  5. 8. continual change in position of an object
  6. 11. the moving of something from its place
  7. 17. A place where something is located
  8. 18. quantity of matter in a physical body