Across
- 3. a machine made of slanted surface wrapped around a cylinder
- 4. a simple machine of two inclined planes used to cut or split objects
- 5. a circular object attached to a rod that helps things turn easily
- 6. a wheel with a rope used to lift or pull objects
Down
- 1. a machine that has a bar that moves around a fixed point to lift or move objects
- 2. a flat surface set at an angle to help move objects up or down more easily