Across
- 4. a simple machine that holds things together, but is also a long inclined plane wrapped around a shaft
- 5. a wheel with grooves for a cord that passes through. It is used to move, lower, or raise a load
- 6. a bar that rests on a pivot and is used to move heavy loads when a force is applied to the opposite side
- 7. a machine that has at least two simple machines, which form one thing and work together
- 8. something that has a slanting side with a sharp corner (can cut things apart)
Down
- 1. any kind of wheel with a rod in the middle (axis) that can lift loads when the two work together
- 2. a slanted surface that helps loads get from a lower level to a higher level
- 3. the spot a lever rests on and where it is being pivoted