Puzzle Time

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Across
  1. 5. The measurement of exerted force.
  2. 7. A push or pull with contact.
  3. 9. A force that slows an object down when sliding.
  4. 10. A state when gravity is the only force at work.
Down
  1. 1. Force exerted on the ground by gravity.
  2. 2. A force pushing or pulling at distance.
  3. 3. The amount of space between two objects.
  4. 4. It pulls objects to a center of a mass.
  5. 6. The amount of stuff in an object.
  6. 8. Combo of inertia and gravity.