Physics Crossword

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Across
  1. 3. When one is doubled the other is reduced to half, changing in opposite direction
  2. 5. The push or pull on an object from the interacting with another
  3. 7. The speed an object reaches through free falling
  4. 11. The vector sum of all forces that act upon an object
  5. 12. Drag force due to gravity on moving objects
  6. 14. When the individual forces exerted upon an object are balanced
  7. 17. The upward force that balances the weight of an object on a surface
  8. 18. Liquid or gas that flows
  9. 20. Force acting on a moving object is the product of mass & acceleration
  10. 21. The gravitational force of Earth attracted masses towards its center
Down
  1. 1. A quantity representing the amount of matter in a particle or object
  2. 2. Show relative magnitude and direction of all forces acting on an object
  3. 4. Collison of objects on air molecules; slowing
  4. 6. Unit of mass in the metric system
  5. 8. An object will not change its motion, unless acted on by an unbalanced force
  6. 9. Force that stops objects from moving through each other
  7. 10. One force against another over a surface
  8. 13. The force that resists the sliding or rolling of one object over another
  9. 15. Pressure applied on a point of a liquid, equal in all directions
  10. 16. Unit of measure of force
  11. 19. The tendency of an object to stay at rest