Chapter 8

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Across
  1. 1. fixed point of a lever
  2. 7. force applied to the machine
  3. 8. a machine in which work input equals work output
  4. 9. measure of how much work put into a machine is converted to work put out by the machine
  5. 11. a bar that is free to pivot
  6. 12. a type of machine that does work with only one movement
  7. 15. a device that makes work easier
  8. 16. sloping surface used to raise objects
Down
  1. 2. force applied by the machine
  2. 3. the number of times a machine multiplies effort force
  3. 4. grooved wheel with a rope or chain running along the groove
  4. 5. an inclined plane with two sloping sides
  5. 6. rate at which work is done
  6. 10. a combination of two or more simple machines
  7. 13. simple machine consisting of two wheels at different sizes that rotate together
  8. 14. inclined plane wrapped around a cylindrical post