Across
- 4. Energy used by plants to cook food
- 6. Energy produced by moving water
- 7. It keeps you on ground
- 8. Basic tools that help us to work
Down
- 1. A simple machine made up of a wheel with the rope
- 2. A simple machine used to attach things
- 3. We need this to move an object
- 5. It causes a moving object to stop