rossword puzzle for science

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Across
  1. 2. by an interaction of subatomic particles.
  2. 4. forces, if their effects do not cancel each other out there is a change in object's speed or direction.
  3. 6. a push or a pull that causes an object to change speed, direction, or to change shape or size.
  4. 8. , Force that resists motion between two surfaces.
  5. 9. speed.
Down
  1. 1. of attraction between two objects.
  2. 3. mass from an object.
  3. 5. forces, if their effects cancel each other out and there is no change in the object's speed or direction.
  4. 7. force,one object pushes or pulls another by touching it.
  5. 10. force,is the combination of all forces acting on an object.