Question

end of semester test: physical science a
a pair of pliers is an example of a simple machine with two levers. which part of the pliers is the fulcrum?
a a
b b
c c
d d
e e

Explanation:

In a lever, the fulcrum is the pivot point. Pliers have two levers rotating around a central pivot. Part D is the pivot, so it is the fulcrum.

Answer:

D. D