
Friction and Normal Force Concepts

Interactive Video
•
Physics
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary goal of the problem involving the box being pushed across the floor?
To calculate the speed of the box
To determine the coefficient of kinetic friction
To find the weight of the box
To measure the angle of the push
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which force opposes the direction of motion of the box?
Applied push
Frictional force
Gravitational force
Normal force
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a Freebody diagram, where is it most convenient to draw the vectors?
From the center of the object
From the side of the object
From the bottom of the object
From the top of the object
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the relationship between the normal force and the friction force?
Friction force increases with increasing normal force
Friction force is independent of normal force
Friction force is equal to the normal force
Friction force decreases with increasing normal force
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the angle of the push affect the normal force in the modified scenario?
It increases the normal force
It decreases the normal force
It has no effect on the normal force
It doubles the normal force
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the friction force when the normal force is reduced?
Friction force remains the same
Friction force increases
Friction force decreases
Friction force becomes zero
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the modified scenario, why is the box able to accelerate?
Because the push is stronger
Because the friction force is reduced
Because the box is lighter
Because the angle of push is steeper
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