AP Dynamics
Authored by Katie Scarborough
Physics
9th - 12th Grade
NGSS covered
Used 4+ times
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56 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An object can exert a force on itself.
True
False
Tags
NGSS.MS-PS2-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A basketball is bounced against the ground. How does the force exerted by the ball on the ground compare with the force exerted by the ground on the ball?
The force exerted by the ball is greater.
The forces exerted by the ball and the wall have the same magnitude.
The force exerted by the ball is smaller.
The relative magnitudes cannot be determined.
Tags
NGSS.MS-PS2-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A person is riding in an elevator going down and increasing in speed. Which of the following is correct about the force F(P) that is exerted by the floor of the elevator on the person?
F(P) is equal to the normal force, where F(P) is larger as the person moves down.
F(P) is equal to the normal force, which decreases as the person moves down.
F(P) is equal to the force of gravity, which does not change as the person moves down.
F(P) is equal to the force of gravity, which decreases as the person moves down.
Tags
NGSS.HS-PS2-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Action and reaction forces are always acting
on the same object.
on different objects.
in the same direction.
up.
Tags
NGSS.MS-PS2-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Action and reaction forces are always acting
on the same object.
in opposite directions.
in the same direction.
up.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Action: When a swimmer pushes on water backward
the water pushes the swimmer forward (reaction).
the swimmer moves backward (reaction).
the water moves backward (reaction).
nothing happens.
Tags
NGSS.HS-PS2-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which statement is true about friction?
Friction can act in the direction of motion.
Friction always slows an object down.
Friction is calculated using the coefficient of friction times the force of gravity.
Friction cannot occur if an object is stationary.
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