physics

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Across
  1. 2. a collision where there is no loss pf kinetic energy
  2. 4. equal to distance/speed
  3. 8. the total momentum of an isolated system remains the same as long as no outside force acts upon it
  4. 9. a collision where there is a loss of kinetic energy
  5. 10. displacement divided by time
  6. 11. how much matter an object contains
Down
  1. 1. a change in the position of an object
  2. 3. the resistance of motion between two objects
  3. 5. inertia in motion
  4. 6. the rate at which the velocity of an object changes
  5. 7. a push or pull
  6. 9. equal to force * time