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Week 4 Quiz Retake: Net Force
By Christine Koch
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Last updated about 4 hours ago
10 questions
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Question 1
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Question 2
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Question 3
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Question 4
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Question 5
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Question 6
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Question 7
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Question 8
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Question 9
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Question 10
10.
What is a balanced force?
Forces only in one direction
Forces that cancel out movement
Forces equal in size, opposite in direction
Forces always causing motion
Which scenario involves an unbalanced force?
A bird flying at constant speed
A car accelerating down the road
A man standing stationary
A book resting on a table
What happens when an unbalanced force acts on an object at rest?
The object remains at rest
The force is absorbed by the object
The object's motion changes
The object disintegrates
If an object moves at a constant speed, what can we say about the forces acting on it?
They are balanced forces
No forces are acting
They are unbalanced forces
The forces are unpredictable
Which of the blocks shown would not move when exposed to the forces ?
Block C
Block D
Block A
Block B
What is the net force on an object that is not accelerating?
the mass of the object
10 newtons
5 newtons
0 newtons
If two forces of 10 N and 15 N are acting on an object in the same direction, what is the net force?
50 N
20 N
25 N
5 N
When equal forces act on an object in opposite directions, the forces...
add together
divide each other
cancel each other out
multiply each other
What effect does a net force have on the velocity of an object at rest?
It sets the object in motion
It adds weight to the object
No effect
It changes the object's shape
What is the unit of measurement for force in the SI system?
Newton
Joule
Pascal
Kilogram