Vocab Sheet #7

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Across
  1. 3. a long simple machine with spiraling curves used to hold things together
  2. 6. a simple machine used to pull objects up using a string and a wheel
  3. 7. a simple machine used to lift heavy objects such as a car jack or see-saw
  4. 8. the energy an object has when it is in motion
  5. 9. time rate of doing work or delivering energy
  6. 10. device that augments or replaces human or animal effort for the accomplishment of physical tasks using simple machines
  7. 12. simple machine used to amplify physical force, that uses large and small gears attached to the same shaft like a steering wheel
  8. 13. the measure of energy transfer when an object is moved over a distance by an external force which is applied in the direction of the displacement
  9. 14. change in the identity or characteristics of an atomic nucleus, induced by bombarding it with an energetic particle
  10. 15. unit of work or energy
  11. 16. the energy an object has when it is at rest
Down
  1. 1. a long triangular shaped simple machine used to spread the amount of work over a long distance such as a wheelchair ramp
  2. 2. devices with few or no moving parts that are used to modify motion and force in order to perform work
  3. 4. devices with many moving parts that are used to modify motion and force in order to perform work
  4. 5. a long triangular shaped simple machine used to spilt or lift objects
  5. 11. the capacity of a physical system to perform work