Tennessee Science Grade 7

Section 3: Simple Machines

Self-Check Quiz - English

1
Name the four simple machines.
A)inclined plane, lever, wheel and axle, and pulley
B)screw, lever, wedge, and plane
C)plane, lever, screw, and wedge
D)wedge, lever, pulley, and wheel
2
Which simple machines are found on a hammer?
A)wedge and plane
B)screw and pulley
C)plane and lever
D)lever only
3
A ramp in a building is an example of which machine?
A)wedge
B)lever
C)pulley
D)inclined plane
4
Using an inclined plane allows you to apply __________.
A)a greater force
B)the same force
C)no force
D)a lesser force
5
A chisel is an example of which machine?
A)wedge
B)pulley
C)lever
D)wheel and axle
6
A drill bit is an example of which type of machine?
A)screw
B)pulley
C)lever
D)wheel and axle
7
What does a screw consist of?
A)an inclined plane wrapped around a cylinder
B)a wedge wrapped around a pipe
C)a lever wrapped around a pole
D)a wheel and axle in a vertical position
8
On what point does a lever pivot?
A)the middle
B)the arm
C)the fulcrum
D)the end
9
Which of the following do you think a wheel and axle is most closely related to?
A)lever
B)pulley
C)inclined plane
D)wedge
10
Using several pulleys together is known as a __________.
A)pulley system
B)pulley group
C)wheel and axle
D)machine system
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