Across
- 1. Man's best friend
- 3. Flying mammal
- 5. Inclined plane wrapped around a shaft
- 7. Likes to chase mice
- 9. machine Machine that makes work easier
- 10. Has a trunk
- 13. Used to split, tighten or secure a hold.
Down
- 2. Wheels with teeth
- 4. Reduced when surfaces are smooth
- 6. Can assist to lift a weight
- 8. plane Slanted surface or ramp
- 11. Wheel that has a rope running over it
- 12. Rod that allows wheel to turn
- 13. A force acting on an object