Across
- 4. the point on which a lever rests and pivots
- 6. A wheel with teeth that fit together to transmit motion
- 8. a wheel with teeth designed to mesh with other toothed components, typically other gears, to transmit rotational motion and force
- 9. A round object that helps things roll
Down
- 1. an inclined surface or plane; a slope
- 2. Simple machine consisting of a sloping surface
- 3. a rotating or non-rotating shaft that supports wheels, allows them to turn
- 5. A flat surface tilted at an angle to help move things up or down
- 7. flat support surface used to raise objects
- 10. a bar used to lift or move something