Physics

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Across
  1. 2. scientist that defined laws of motion (last name only)
  2. 6. when one force is greater than another and causes the object to move
  3. 8. energy source that cannot be replenished quickly, so once it is used it is gone
  4. 10. tendency of a stationary object to stay still, and a moving object to stay in motion unless acted upon by an unbalanced force
  5. 11. the distance traveled divided by the time elapsed
  6. 12. a downward force that increases as mass increases
  7. 13. when two surfaces touch and resist motion
Down
  1. 1. to slow down or decrease speed
  2. 3. energy source that can be replenished relitively quickly
  3. 4. when two forces are the same and the object does not move
  4. 5. mass times speed
  5. 7. speed in a specific direction
  6. 9. to speed up or increase speed