Across
- 3. When the fulcrum is in the middle of the lever
- 7. What does a fixed pulley do to the force
- 9. When the resistance is in the middle
- 10. When the effort is in the middle
Down
- 1. What simple machine is a doorknob
- 2. What is the down side of a movable pulley
- 4. What simple machine is a lightbulb
- 5. What simple machine is a staircase
- 6. What simple machine is a shovel
- 8. Is the transfer of energy through motion