Ch. 14 Vocabulary
Across
- 1. a device that changes a force
- 4. the force exerted by a machine
- 5. a rigid bar that is free to move around a fixed point
- 10. a combination of two or more simple machines that operate together
- 11. a V-shaped object whose sides are two inclined planes sloped toward each other
- 12. a simple machine that consists of a rope that fits into a grove in a wheel
- 13. the fixed point a lever rotates around
- 15. the force exerted on a machine
Down
- 2. a slanted surface along which a force moves an object to a different elevation
- 3. a simple machine that consists of two rigidly attached disks or cylinders, each one with a different radius
- 6. the rate of doing work
- 7. an inclined plane wrapped around a cylinder
- 8. the SI unit for work, equal to 1 newton-meter
- 9. the SI unit of power, equal to one joule per second
- 14. the product of distance and the force in the direction an object moves