Forces

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Across
  1. 6. equal and opposite forces
  2. 8. to draw by a physical force
  3. 11. the force of attraction between all masses in the Universe
  4. 12. a universal force between any two charged objects
  5. 14. any two bodies in the Universe attract one another with a force that is directly proportional to the product of their masses and inversely proportional to the square of the distance between them
  6. 15. an object that has more electrons than protons
  7. 16. for a collision occurring between two objects, the total momentum of the two objects prior to the collision is equal to the total momentum of the two objects after the collision
Down
  1. 1. to force (something) to move away or apart
  2. 2. the quantity of motion of a moving object; expressed as the product of mass times velocity
  3. 3. the vector sum of all the forces acting on an object
  4. 4. the universal force of attraction acting between all matter
  5. 5. the force of gravity pulling an object down
  6. 7. a force you exert, push or pull
  7. 9. forces acting on the object that are not equal in opposite directions, resulting in a change in motion
  8. 10. an object that has more protons that electrons
  9. 13. a resistance force that opposes motion