Across
- 2. / A rod that passes through the middle of the wheel that is a simple machine
- 4. / Push or pull
- 5. / Simple machine attached to an axle
- 9. / Resistance of motion when one object rubs against another
- 11. / An inclined plane wrapped around a pole which holds thing together
- 12. / Inclined plane usually found at a playground
- 14. / A path that something takes to reach a specific place
- 15. / A lever usually found at the playground
- 17. / A type of a simple machine that is made of a wheel with a rope
- 18. / How many simple machines are there?
Down
- 1. / A simple machine used to separate or secure two objects
- 2. / Wedge used for chopping wood
- 3. / Rate of doing work
- 4. / Point on which a lever rests or is being supported
- 5. / Using force to move an object
- 6. / Two levers attached together for cutting paper
- 7. / Wedge used for cutting food
- 8. / How many classes of levers are there?
- 10. / How far away something is
- 13. Plane / A simple machine with a flat surface and one end higher than the other
- 16. / Pulleys are used to raise this on a sailboat