Semester I Review

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Across
  1. 6. temperature at which molecular motion stops
  2. 7. number of sig figs in 0.000034
  3. 9. quantity that measure how much a machine multiplies force/distance
  4. 11. used by plane navigation systems and cell phones
  5. 13. type of friction shoes have with floor when standing still
  6. 14. speeding up, slowing down, or changing direction
  7. 16. device for measuring temperature
  8. 19. energy due to motion
  9. 20. ratio of useful work output to work input
Down
  1. 1. matter through which a wave travels
  2. 2. energy due to position, shape, or condition
  3. 3. machine made of more than one simple machine
  4. 4. sum of an object's kinetic and potential energies
  5. 5. energy transferred between objects with different temperatures
  6. 8. disturbance that carries energy through matter/space
  7. 10. capacity to do work
  8. 12. number of types of simple machines
  9. 15. measure of the average kinetic energy of an object
  10. 17. type of friction a soccer ball has when it moves on grass
  11. 18. determines a sound's pitch