Purposeful Design Chapter 7 Vocabulary

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Across
  1. 4. the ability to do work
  2. 5. the force that is supplied to a simple machine
  3. 8. the change in an object’s velocity over a period of time
  4. 11. plane a straight, slanted surface used to raise an object
  5. 13. a metric unit used to measure work, equal to one newton meter (No)
Down
  1. 1. a measure of the distance an object moves in a given amount of time
  2. 2. a metric unit used to measure force
  3. 3. a measure of the steepness of a slope
  4. 6. the point where a lever rotates or pivots
  5. 7. a measure of an object’s speed and direction
  6. 9. machine a device that makes work easier and which has few or no moving parts
  7. 10. a beam or bar that pivots on a fixed point
  8. 12. the result of a force applied to an object that causes it to move
  9. 14. an object that resists the force applied by a simple machine