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- 1. Multiple Choice
A _________is a simple machine with a fulcrum and a rigid bar.
Pivot
Lever
Wedge
- 2. Multiple ChoiceWe use levers to make work easier.?TrueFalse
- 3. Multiple ChoiceHow many types of levers are there?1234
- 4. Multiple Choice
Which type of lever is this?
First Class Lever
Second Class Lever
Third Class Lever
- 5. Multiple Choice
Which type of lever is this?
First Class Lever
Second Class Lever
Third Class Lever
- 6. Multiple Choice
Which type of lever is this?
First Class Lever
Second Class Lever
Third Class Lever
- 7. Multiple Choice
A broom is an example of a:
1st class lever
2nd class lever
3rd class lever
- 8. Multiple ChoiceA see saw is an example of a:1st class lever2nd class lever3rd class lever
- 9. Multiple ChoiceA wheelbarrow is an example of a:1st class lever2nd class lever3rd class lever
- 10. Multiple Choice
What are the 3 components of a lever?
Foot, fulcrum, force
Fulcrum, structure, effort
Fulcrum, effort, load
Bar, load, force
- 11. Multiple Choice
The place where a lever pivots is called the _______.
Pivot point
Load
Fulcrum
- 12. Multiple Choice
Class 1 and class 2 levers are
Force multipliers
Speed multipliers
Distance multipliers
- 13. Multiple Choice
Class 3 levers are
Force multipliers
Speed and distance multipliers
- 14. Multiple ChoiceWhat type of simple machine is this?wheel and axlegearleverinclined plane
- 15. Multiple Choice
What is an axle?
The tire that fits around a wheel
The rod around which wheels rotate
a type of inclined plane
the rope that is strung through a pulley
- 16. Multiple Choice
Which of the following statements is true?
the wheel and axle multiply the force you apply to them
the wheel and axle lessen the force you apply to them
the wheel and axle make sure the level of force you apply is consistent
the wheel and axle require a tremendous amount of force to operate
- 17. Multiple Choice
Which of these devices uses a wheel and axle?
a screwdriver
a door knob
a steering wheel
all of the above
- 18. Multiple Choice
In a doorknob, what part functions as the wheel?
the knob itself
the metal rod in the middle
the fulcrum
the keyhole
- 19. Multiple Choice
This is this an example of a
Speed multiplier
Force multiplier
- 20. Multiple Choice
This is this an example of?
Speed multiplier
Force multiplier
- Answer choicesTagsAnswer choicesTags