Chapter 7 Vocabulary Quiz
Across
- 3. a tool that does work
- 6. a combination of two or more separate simple machines that work together
- 7. a simple machine with a bar used to lift or move an object
- 8. a simple machine that has a bar and wheel that turn to move an object
- 10. a simple machine with two inclined planes that is used to separate objects, lift an object, or hold an object in place
Down
- 1. the support joint on which a lever pivots
- 2. any of the basic mechanical devices used for applying force
- 4. a simple machine with a rope and grooved wheel used to lift an object
- 5. a simple machine that has a slanted surface that is used to move an object upward
- 9. a simple machine with an inclined plane wrapped around a wheel and axle that is used to hold object together