Simple Machine - JSS2 Basic science Past Questions and Answers - page 2
11
Which simple machine is commonly used in cutting tools like knives?
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A
Screw
B
Wedge
C
Inclined plane
D
Lever
12
Where would you typically find a lever in use?
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A
In a doorstop
B
In a ramp
C
In a seesaw
D
In a screwdriver
13
What is the primary purpose of a screw?
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A
To provide mechanical advantage
B
To cut or split objects
C
To fasten materials together
D
To lift heavy objects
14
Which simple machine is commonly used in vehicles for transportation?
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A
Screw
B
Pulley
C
Wheel and axle
D
Wedge
15
What is the primary function of an inclined plane?
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A
To lift heavy objects
B
To rotate objects
C
To change the direction of a force
D
To make it easier to move objects up or down
16
Which simple machine is commonly used in tools like crowbars?
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A
Pulley
B
Lever
C
Screw
D
Inclined plane
17
Can you provide an example of a simple machine?
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19
What are some common uses of a wheel and axle?
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20
Can you explain the function of a wedge?
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