Across
- 3. A push or pull that moves an object
- 4. This looks like a wheel with grooves
- 6. This kind of energy is being used
- 7. This uses a circle and rope to lift objects
- 8. A force that fights against movement
- 9. ________ machines help make work easier
Down
- 1. This machine helps lift and lower objects like a seesaw
- 2. This kind of energy COULD be used
- 5. This is the energy of movement