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SOL 3.2 Simple Machines
Test Description: People use simple machines to make work easier. They have few or no moving parts.
Instructions: Answer all questions to get your test result.
1) Which of these simple machines includes a stiff bar moving on a fulcrum?
A
lever
B
wheel and axle
C
inclined plane
D
wedge
2) Knives, axes, and scissors are all examples of which type of simple machine?
A
levers
B
wedges
C
screws
D
pulleys
3) A pulley includes a rope or chain moving around a wheel. Which of these includes a pulley?
A
bicycle wheel
B
doorknob
C
ramp
D
flagpole
4) Which answer choice includes only inclined planes?
A
sliding board and seesaw
B
moving ramp and hill
C
water well and broom
D
doorstop and wheelchair ramp
5) Why is a wheel and axle a useful simple machine?
A
It makes objects heavier.
B
It makes it harder to move objects.
C
It makes objects lighter.
D
It makes it easier to move objects from one place to another.
6) Screws attach or separate materials because it is a (an)____________ wrapped around a pole..
A
wheel and axle
B
inclined plane
C
pulley
D
lever
7) Which of these is a screw?
A
jar lid
B
knife
C
rake
D
doorknob
8) Which of these answer choices include only levers?
A
scissors, ramp, screw
B
baseball bat, can opener, light switch
C
broom, seesaw, shovel
D
stairs, door hinge, pencil sharpener
9) More than one simple machine put together is called a __________________.
A
compound machine
B
broken machine
C
big machine
D
multi-part machine
10) Which of these would be a compound machine?
A
scissors
B
mop
C
ramp
D
drill
*select an answer for all questions
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