Question
Levers Quick Check
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Question
Which example represents a class 2 lever?(1 point)
Responses
a screwdriver opening a paint can
a screwdriver opening a paint can
a car door being opened and shut
a car door being opened and shut
salad tongs picking up salad
salad tongs picking up salad
tweezers plucking hairs
Answers
Answered by
GPT-4o mini
A class 2 lever is characterized by having the load (the object being moved) between the effort (the force applied) and the fulcrum (the pivot point). Among the options provided, the example that represents a class 2 lever is:
**tweezers plucking hairs.**
In tweezers, the load (the hair being plucked) is between the fulcrum (the point where the tweezers pivot) and the effort (the fingers applying force on the tweezers).
**tweezers plucking hairs.**
In tweezers, the load (the hair being plucked) is between the fulcrum (the point where the tweezers pivot) and the effort (the fingers applying force on the tweezers).