8.1 Test 2 Review

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Across
  1. 2. a _______ between two objects is necessary for energy to transfer
  2. 4. the energy of motion
  3. 5. this can't be created or destroyed
  4. 7. the contact forces between a moving object and something it is sliding against
  5. 9. the kind of relationship speed and kinetic energy have
  6. 15. the thing that is changed in each trial
  7. 17. which variable has more of an effect on kinetic energy?
  8. 18. if the speed increases 2 times, the kinetic energy will increase _____ times
  9. 19. the kinetic energy of the cart and box _____ over time
  10. 21. the contact forces between a moving object and air particles it collides with
  11. 22. energy that is stored
Down
  1. 1. the effect of the changes in each trial
  2. 3. a push or pull
  3. 6. when two object touch and push or pull on each other
  4. 8. sketch of an object used to visualize the size and direction of forces acting on it
  5. 10. the kinetic energy will _____if we triple the mass
  6. 11. Increasing either the mass or the speed of an object increases its
  7. 12. the kind of relationship mass and kinetic energy have
  8. 13. where most of the kinetic energy went in time 5 of our cart, box, launcher system
  9. 14. the largest amount of force an object experiences
  10. 16. where the potential energy was stored in time 0 of our cart, box, launcher system
  11. 20. the thing that is kept the same throughout the trials