Chapter 10: Work, Energy, Simple Machines, and Fun!

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Across
  1. 2. A unit of energy, used to measure work.
  2. 3. Energy from an object's motion.
  3. 6. The ratio of resistance force to effort force.
  4. 7. A machine consisting of two or more simple machines so that one machine's resistance force is another's effort force.
  5. 9. Unit of power.
  6. 10. The transfer of energy by mechanical means, measured in Joules.
  7. 12. The force exerted by a machine.
  8. 14. The force a person exerts on a machine.
Down
  1. 1. States that when work is done on an object, a change in Kinetic Energy occurs.
  2. 4. Advantage equal to displacement of effort force divided by displacement of the load.
  3. 5. A tool that makes work easier by changing the magnitude or direction of force.
  4. 8. Work divided by time.
  5. 11. Ratio of output work to input work.
  6. 13. The ability of an object to produce a change in itself and others around it.