Class 1 Lever quiz - anna

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-----------------------------------FIRST-CLASS LEVERS - QUIZ----------------------------------------------------------


1. A first class lever has the in the middle.

a) load
b) effort
c) fulcrum

2. Which of the following is an example of a class-one lever?

a) tweezers
b) base-ball bat
c) pliers
d) wheel-barrow

3. As the load moves farther from the fulcrum, the effort needed to lift the load...

a) decreases
b)increases
c) stays the same

4. What is the benefit obtained by using a lever called?

a) effort
b) work
c) advantage
d) Newton

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