Across
- 2. the pivotal point of a lever
- 6. a machine that consists of two or more simple machines working together
- 7. a wheel that when spun can multiply that force and transfer it to an axle to make it easier to turn
Down
- 1. a tilted surface that makes it easier to move a load to a higher point
- 3. a wheel with a groove where a rope attached can multiply the force coming into it and move a load easier
- 4. a nail that has an inclined plane wrapping around it so that when it is screwed into something it holds the objects together firmly
- 5. an object that comes to a point and can be used to separate, cut, or hold an object in place
- 8. a rigid bar that rests on a pivot that can help move a fixed object if force is applied to one end