Simple and Compound Machines
Across
- 1. a compound machine made of levers and wedges, a real cut-up
- 5. what runs through a wheel allowing it to spin
- 7. a mechanical device that changes the direction or magnitude of a force
- 8. a wedge used for splitting wood
- 9. a triangular object used to separate another object; also used to describe a salad or shoe
- 10. a simple machine that wraps an inclined plane around an axle
- 12. a simple machine that balances an elevator cabin and its counterweight using a steel cable
- 13. a simple machine that uses more distance and less force than vertical lifting to move an object upwards
Down
- 2. an inclined plane used for moving heavy objects
- 3. a tool made of lever and wedge for removing nails
- 4. a system of two or more pulleys with a rope or cable threaded between them, usually used to lift heavy loads.
- 6. a compound machine that combines levers with wheel and axle to shut the door
- 9. a simple machine that allows a frictional force to be the same as the direction of motion
- 11. describes a machine that incorporates more than one simple machine
- 14. a simple machine that includes a beam and fulcrum