Physics Crossword

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Across
  1. 2. anything that flows
  2. 4. the tendency of an object to rest or move
  3. 7. in proportion to something else
  4. 10. the force felt between two surfaces when one attempts to slide against the other
  5. 11. the force by which a planet or other body draws objects toward its center
  6. 12. a force that acts in the opposite direction to an action force
  7. 15. intrinsic property of a body
  8. 18. m/s
  9. 19. the sum of all the forces acting on an object
  10. 20. the speed of something in a given direction
Down
  1. 1. a unit of mass for the metric system.
  2. 3. when two values change in opposite directions, so that if one is doubled the other is reduced to one half
  3. 5. energy exerted or brought to bear
  4. 6. reciprocal action or influence.
  5. 8. increase in the rate or speed of something
  6. 9. an object's resistance to a change in motion.
  7. 13. the comparison of two different quantities which have different units
  8. 14. the quantity of motion of a moving body, measured as a product of its mass and velocity.
  9. 16. the magnitude of the change of its position over time
  10. 17. force per surface area