Work, Energy, and Simple Machines

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Across
  1. 1. a measurement of how effectively energy is converted into a desired form
  2. 3. the force applied to the machine
  3. 4. a moving inclined plane with 1 or 2 sloping sides
  4. 5. machine with 100% energy transfer
  5. 6. class of lever in which the fulcrum is located between the load and the effort.
  6. 8. advantage, how much a machine multiplies force
  7. 10. plane, sloping surface used to raise objects
  8. 11. and axle, a large-diameter wheel fastened to a smaller diameter, rigid rod called an axle
  9. 13. the force exerted by the machine
  10. 15. machine, device with few or no moving parts that are used to make work easier
  11. 16. three letter abbreviation to describe the mechanical advantage of a machine assuming no energy loss
  12. 18. pulling force through a flexible material such as a rope, string, or chain
  13. 19. a grooved wheel with a rope or chain running along the groove
Down
  1. 2. energy cannot be created or destroyed, only transformed or transferred
  2. 7. class of lever in which the load is located between the effort and the fulcrum.
  3. 9. a beam resting on a support
  4. 12. type of machine that is a combination of two or more simple machines
  5. 14. class of lever in which the effort is located between the load and the fulcrum.
  6. 17. three letter abbreviation to describe the mechanical advantage of a machine assuming there is energy loss