Across
- 2. grooved wheel where rope passes
- 6. made up of more than one simple machine
- 8. wheel attached to an axel
- 9. crowbar,well,car,ramp,knife,drillbits
- 10. rigid bar over support
Down
- 1. one end higher than the other
- 3. base form of a machine
- 4. device makes work easier
- 5. spirals around an object
- 7. inclined planes with one or two slopes