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WorksheetsSimple & Compound Machines
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
What kind of simple machine?
a)
pulley
b)
wheel and axle
c)
lever
d)
wedge
2.
What kind of simple machine?
a)
inclined plane
b)
lever
c)
wheel and axle
d)
pulley
3.
What kind of simple machine?
a)
inclined plane
b)
screw
c)
wheel and axle
d)
wedge
4.
What kind of simple machine is the wooden structure?
a)
wedge
b)
lever
c)
inclined plane
d)
screw
5.
What kind of simple machine?
a)
screw
b)
inclined plane
c)
wedge
d)
wheel and axle
6.
What do simple machines do?
a)
increase force
b)
decrease force
c)
increase work
d)
decrease work
7.
The boy can lift the barrel or roll the barrel up the inclined plane. In which does he do more work?
a)
when lifting the barrel
b)
when rolling the barrel
c)
neither- both are the same amount
d)
neither- no work is done
8.
Which simple machine is defined as an inclined plane wrapped around cylinder?
a)
wedge
b)
screw
c)
pulley
d)
lever
9.
Which simple machine is defined as having two inclined planes back to back?
a)
inclined plane
b)
lever
c)
screw
d)
wedge
10.
If simple machines reduce the force needed to move an object, what trade-off must be made?
a)
increase the amount of work
b)
decrease the amount of work
c)
increase the distance the force is applied
d)
decrease the distance the force is applied
11.
What are the units of scientific work called?
a)
joules
b)
newtons
c)
meters
d)
pounds
12.
What are the units of force called?
a)
newtons
b)
joules
c)
work
d)
meters
13.
What kind of simple machine?
a)
lever
b)
wheel and axle
c)
inclined plane
d)
screw
14.
Which simple machine or part is NOT found in this object?
a)
fulcrum
b)
lever
c)
wedge
d)
inclined plane
15.
Which simple machine is NOT found in the object?
a)
lever
b)
wedge
c)
wheel and axle
d)
inclined plane
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