unit 3 crossword physics ii

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Across
  1. 3. An _____ collision is a collision in which kinetic energy is conserved
  2. 4. an object's location relative to a reference point
  3. 6. mass/volume is _____
  4. 10. a measure of how much space an object takes up
  5. 11. an example of a quantity that is a scalar and can be negative
  6. 15. the SI unit for mass
  7. 17. a vector quantity has magnitude and _____
  8. 19. the SI unit for distance
  9. 20. Is speed a vector, or is it a scalar?
  10. 21. In one dimension, there are _____ possible direction
  11. 24. average _____ is distance/time
  12. 25. In one-dimensional motion, we use _____ as a mathematical tool to indicate direction
  13. 26. average velocity is _____/time
  14. 30. slope of the tangent line, or the instantaneous rate of change
  15. 31. An object's _____ does not change unless an unbalanced force acts on it
  16. 32. an object's velocity is the _____ on its position vs. time graph
  17. 33. It is impossible for the magnitude of an object's displacement to be _____ than the distance traveled
Down
  1. 1. the _____ of an object's instantaneous velocity is equal to the object's instantaneous speed
  2. 2. the prefix that means 10^-6
  3. 5. another way of expressing "displacement"
  4. 7. an object's tendency to maintain its velocity
  5. 8. _____ = mass*velocity
  6. 9. unit in which force is measured
  7. 12. the symbol for position, spelled out
  8. 13. an object's distance traveled will be different than the magnitude of the displacement if the object changed _____
  9. 14. unit in which energy is measured
  10. 16. mechanical energy is energy on a _____ scale
  11. 18. James Joule lived from 1818-18__
  12. 22. energy of motion is _____ energy
  13. 23. Is velocity a vector, or is it a scalar?
  14. 27. the derivative of position with respect to time
  15. 28. the amount of matter in an object
  16. 29. impulse equals average net force multiplied by the _____ over which the force was applied