Simple Machines
Across
- 2. Several meshed gears are called this (2 words)
- 3. A toothed wheel used to alter direction, torque, and angular velocity in a powertrain
- 5. These simple machines have very high IMA and very low efficiency
- 7. A pair of pliers is this class of lever
- 9. Angular velocity is measured in this unit (abbv)
- 10. A pair of tweezers is this class of lever
- 13. The resistance distance of a screw
- 17. This is how well a machine works in the real world (3 words)
- 19. How fast a gear is turning is called this (2 words)
- 20. Actual Mechanical Advantage is the ratio of the resistance and effort ___
- 21. This measure compares the ideal and actual mechanical advantage of a machine
- 22. This simple machine includes things like doorknobs, saw blades, and car tires (3 words)
- 24. This is how well a machine works theoretically, under perfect conditions (3 words)
Down
- 1. The head of an axe is this type of simple machine
- 4. This refers to the force being overcome or moved by a simple machine
- 6. This refers to the force being put into a simple machine
- 8. A ramp (2 words)
- 11. Simple machines exchange effort force for this
- 12. This is another word for interlocking or mated gears
- 14. Gears that share an axle are called locked or ___
- 15. Two or more machines working together are called ___ machines
- 16. The effort distance of a screw
- 18. A wheelbarrow is this class of lever
- 23. A prybar is an example of this type of simple machine