Powers 7th Assessment PS2-2
Authored by Christopher Powers
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12 questions
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1.
OPEN ENDED QUESTION
30 sec • Ungraded
First & Last Name
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2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. What is the force that resists motion between two surfaces that are in contact?
Gravity
Friction
Inertia
Acceleration
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. In order for you to sit still on a chair, what must be happening?
At least one force acting on the chair is balanced
All of the forces acting on the chair are balanced
The forces acting on the chair are unbalanced
One of the forces acting on the chair has no mass
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3. An example of a balanced force is
A sled going down a hill
A person kicking a soccer ball
A tug-of-war game in which no one wins
A horse running
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4. Unless a balanced force is applied, what will an object do naturally?
Begin to change direction
Speed up until it reaches its maximum speed
Slow down
Maintain its current speed and direction
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5. Which of the following statements does NOT apply to Newton’s Second Law of Motion?
The acceleration of an object is dependent upon the net force acting upon the object
The more mass an object has, the more force it takes to move it
The force required to accelerate an object equals the object’s mass times its acceleration
If you apply different forces to to objects of the same size, they will accelerate equally
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6. Which graph represents an object that is not moving?
A
B
C
D
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