Force of Gravity

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Across
  1. 3. a force of attraction between masses
  2. 4. to pull toward each other
  3. 9. a force acting between surfaces in contact
  4. 11. any factor that can be changed
  5. 12. a measurement of the force on an object due to gravity
Down
  1. 1. energy stored in the position or condition of an object
  2. 2. a symbol that indicates change
  3. 5. to reach a conclusion based on evidence
  4. 6. the sum of all the forces acting on a mass
  5. 7. a unit of mass
  6. 8. a measure of the quantity of matter in an object
  7. 10. a unit that describes measurement of force