science

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Across
  1. 2. a force that attracts objects to the center of the earth
  2. 7. gaining speed
  3. 11. motion involving 2 objects
  4. 12. when an object stays at rest
  5. 13. acts on an object without physical touch
  6. 14. an large object has more of this than a small one
  7. 15. the speed of an object at a moment in time
Down
  1. 1. the moving of something
  2. 3. a ball is rolling on the ground and will eventually slow down due to ____
  3. 4. everything has this, a downard force
  4. 5. something moving
  5. 6. the distance an objects travels divide by the total time
  6. 8. the rate that something is moving
  7. 9. strenght or energy as an attribute of physical action or movement
  8. 10. the speed of an object in a given direction