
Understanding Coulomb's Law and Electric Force
Interactive Video
•
Physics
•
9th - 10th Grade
•
Hard
Jennifer Brown
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is required for an electrostatic force to exist between two particles?
The particles must be at rest.
The particles must be in motion.
The particles must be charged.
The particles must be neutral.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the direction of the electric force between two charged particles represented?
With a triangle.
With a circle.
With a square.
With an arrow.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the symbol 'K' represent in Coulomb's Law equation?
The distance between particles.
The mass of a particle.
The charge of a particle.
The constant of proportionality.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Coulomb's Law, how does the force between two charges change if the distance between them is doubled?
The force doubles.
The force is halved.
The force is quartered.
The force remains the same.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an example of an inverse square law?
Ohm's Law
Newton's First Law
Hooke's Law
Coulomb's Law
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the electric force differ from the gravitational force?
Electric force can only attract.
Gravitational force can repel.
Electric force can attract or repel.
Gravitational force acts only on charged objects.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main similarity between the equations for electric and gravitational forces?
Both involve the mass of objects.
Both involve the charge of objects.
Both are inversely proportional to the square of the distance.
Both are directly proportional to the square of the distance.
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