Forces of Motion

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Across
  1. 5. forces that act in opposite directions
  2. 9. composes any physical substance
  3. 10. the horizontal axis on a graph
  4. 12. occurs when the net force is zero and there is no change in the object's motion
  5. 13. the process of being moved from one place to another
Down
  1. 1. works against or slows motion
  2. 2. occurs when two objects rub against each other, slowing their motion
  3. 3. line graph used to show the speed of a moving object
  4. 4. forces that act in the same direction
  5. 6. the total force acting on an object
  6. 7. a push or pull that changes the speed or direction of an object
  7. 8. the vertical axis on a graph
  8. 11. force that acts between any two masses
  9. 13. measure of the inertia of an object; depends on the amount of matter the object contains