AP Physics Electrostatics
Quiz
•
Physics
•
10th - 12th Grade
•
Practice Problem
•
Hard
Standards-aligned
Charles Martinez
FREE Resource
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Two electrons are 1 nm apart. Estimate and compare the gravitational force between the electrons to the electric force between the electrons.
The gravitational force is much stronger.
The two forces are about the same magnitude.
The electric force is much stronger.
There is no gravitational force between them.
Tags
NGSS.HS-PS2-4
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
The gravitational force be confidently ignored when dealing with atomic size particles because:
It is many orders of magnitude greater than the electric force.
It is many orders of magnitude smaller than the electric force.
There is no gravitational attraction between atomic masses.
Tags
NGSS.HS-PS2-4
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Two small aluminum foil balls of equal mass, A and B, have electric charges +q and +3q, respectively. Compare the magnitude of the electric force that the foil ball A exerts on B to the magnitude of the electric force that foil ball B exerts on A.
It is 3 times smaller.
It is the same.
It is 3 times larger.
Not enough information is given to determine the answer.
Tags
NGSS.HS-PS2-4
NGSS.HS-PS3-5
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
The electric potential energy of a system with two charged point-like objects is:
Proportional to (q12).
Proportional to (G).
Proportional to (1/r).
Proportional to (1/r2).
Tags
NGSS.HS-PS2-4
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
If two charged point-like objects have electric potential energy U, and the distance between them is doubled, the electric potential energy is:
Quartered
Halved
Doubled
Quadrupled
Tags
NGSS.HS-PS2-4
NGSS.HS-PS3-5
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Based on this graph of the electric potential energy of two objects, what can you conclude about those two objects?
The two objects have the same type of charge.
The two objects have unlike charges.
Only one of the two objects is charged.
There isn't enough information in the graph to reach any of these conclusions.
Tags
NGSS.HS-PS2-4
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Which of the following processes is a result of electric forces?
Hair standing on end when a person touches a Van de Graaff generator
Toner particles creating an image in a photocopier
A Wimshurst machine creating sparks in the air
All the answers
Tags
NGSS.HS-PS2-4
NGSS.HS-PS3-5
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