Across
- 2. something solid that can be pushed between two things
- 3. a wheel with a groove in which a rope can run
- 5. the ratio of the force exerted by a machine to the force applied to it
- 7. a simple machine for elevating objects
- 8. a device for overcoming resistance at one point by applying force at some other point
- 9. the pivot about which a lever turns
Down
- 1. hoist so arranged that a rope unwinding from a wheel is wound onto a cylindrical drum or shaft coaxial with the wheel
- 4. the resistance when a body is moved in contact with another
- 6. a simple machine giving a mechanical advantage on a fulcrum
- 8. a simple machine with a threaded cylindrical rod and hole