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WorksheetsSimple Machines
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
What is a lever?
a)
is a rigid bar or plank that can rotate around a fixed point called a pivot, or fulcrum.
b)
a combination of two wheels of different sizes that turn together
2.
What class of lever are scissors?
a)
Class 1
b)
Class 2
c)
Class 3
3.
What class of lever is a wheelbarrow?
a)
Class 1
b)
Class 2
c)
Class 3
4.
What class is of lever is a shovel?
a)
Class 1
b)
Class 2
c)
Class 3
5.
What class of lever is a see-saw?
a)
Class 1
b)
Class 2
c)
Class 3
6.
What class of lever is a fishing pole?
a)
Class 1
b)
Class 2
c)
Class 3
7.
What class of lever is a hammer?
a)
Class 1
b)
Class 2
c)
Class 3
8.
True or False
The bones in your body act as levers and your joints (ie. knee joint) act as the fulcrum
The bones in your body act as levers and your joints (ie. knee joint) act as the fulcrum
a)
True
b)
False
9.
Which example below is NOT an example of a lever?
a)
Tweezers
b)
Escalator
c)
Hockey stick
10.
What is the definition of work?
a)
is the rate of motion that an object changes position
b)
is a force acts on an object to make that object move.
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