Simple Machines
Across
- 2. Simple machine made with a wheel on an axle and a rope.
- 7. A lever used by carpenters.
- 9. Mechanical advantage of a pulley is the number of ____ supporting the load.
- 11. Weight to be moved by a simple machine.
- 12. Effectiveness of a simple machine is its mechanical ____.
- 14. Example of an inclined plane.
Down
- 1. Pivot.
- 3. Pulley system used by mechanics is a block and ____.
- 4. An example of a ____ order lever is a fishing rod.
- 5. Example of lever in a playground.
- 6. Scissors are an example of a ____ order lever.
- 8. A rigid bar that turns freely about a pivot.
- 10. A type of simple machine is an inclined ____.
- 13. Type of simple machine is a wheel and ____.
- 15. Example of wheel and axle is a ____ knob.