Forces

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Across
  1. 1. a push or a pull
  2. 4. the force of gravity
  3. 5. the amount of matter in an object
  4. 6. an area; a force ___________
  5. 8. a force that involves electrons
  6. 10. a contact force
  7. 11. unit of force, named after Sir Isaac N_____
  8. 15. the study of forces and energy
  9. 16. something pulling towards you
  10. 17. anything that makes our lives easier
Down
  1. 2. something pushing away from you
  2. 3. a force of attraction or repulsion; involves metal
  3. 5. another word for moving
  4. 7. a magnet that operates with electricity
  5. 9. rate in change of speed
  6. 12. not balanced
  7. 13. happens in a storm; flash of light
  8. 14. a force that pulls towards Earth