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