A box of textbooks is pulled to the right by a force of 10 Newtons and to the left by a force of 5 Newtons. The net force is
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Question 3
3.
A kilogram is a measure of an object's
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Question 4
4.
What must happen to the net force acting on a 10 kilogram object in order to double the acceleration?
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Question 5
5.
If the net force acting on an object is zero, the acceleration is
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Question 6
6.
A 10 Newton falling object is encountering a 4 Newton force of air resistance. The net force acting on the object is
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Question 7
7.
A 10 Newton falling object is encountering a 4 Newton force of air resistance. The acceleration of the object is
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Question 8
8.
A 10 Newton falling object is encountering a 4 Newton force of air resistance. The mass of the object is
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Question 9
9.
The weight of an object is measured in
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Question 10
10.
The magnitude of the weight of a 3 kilogram mass on the surface of the earth is
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Question 11
11.
The acceleration of gravity on the moon is only 1.7 m/s2. How much would a 10 kilogram mass weigh on the moon?
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Question 12
12.
What is the weight of an object on the moon if it has a weight of 200 Newtons on earth. The acceleration due to gravity on the moon is 1.7 m/s2.
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Question 13
13.
According to Newton's second law, Force and acceleration are
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Question 14
14.
According to Newton's second law, mass and acceleration are
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Question 15
15.
This is the free-body diagram for
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Question 16
16.
This is the free-body diagram for
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Question 17
17.
This is the free-body diagram for
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Question 18
18.
This is the free-body diagram for
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Question 19
19.
A 50 kilogram box is being pushed to the right by an applied force of 200 Newtons. The friction acting on this box is at a maximum of 150 Newtons. What is the weight of this box?
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Question 20
20.
A 50 kilogram box is being pushed to the right by an applied force of 200 Newtons. The friction acting on this box is at a maximum of 150 Newtons. What is the normal force exerted on this box by the floor?
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Question 21
21.
A 50 kilogram box is being pushed to the right by an applied force of 200 Newtons. The friction acting on this box is at a maximum of 150 Newtons. What is the net force acting on this box?
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Question 22
22.
A 50 kilogram box is being pushed to the right by an applied force of 200 Newtons. The friction acting on this box is at a maximum of 150 Newtons. What is the acceleration of this box?
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Question 23
23.
A 50 kilogram box is being pushed to the right by an applied force of 100 Newtons. The friction acting on this box can be a maximum of 150 Newtons. What is the net force acting on this box?
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Question 24
24.
Which of these forces is usually larger?
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Question 25
25.
Friction is caused by:
1. The interlocking of the two rubbing surfaces together.
2. Electrostatic forces between the atoms of each material.