cissors
d. Flag pole
h the jack used by a person to lift a car works?
b. Wedge
c. Lever
d. Pulley
what
a Screw
Which of the following is an example of a class III lever?
b. Nutcracker
7.
d. Flag pole
n the blanks.
he human arm is an example of a class
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Answer:
c. lever
b. nutcracker
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