Applied science ch 4

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Across
  1. 5. amount by which force is magnified
  2. 7. a fixed point of rotation
  3. 8. experiments aimed at finding something useful
Down
  1. 1. a device that reduces the amount of force needed or changes direction
  2. 2. early computing device
  3. 3. invention of a new process or machine
  4. 4. rays created with electricity through gas tube
  5. 6. forcé being applied