WorksheetsGravitational & Electrostatic Forces Review
Total questions: 20
Worksheet time: 10mins
Gravitational force depends on what 2 things?
If the distance between 2 positive charge DECREASES the electrostatic force will
A balloon has a negative charge. A glass rod has a positive charge.
What will happen when the glass rod is brought near the balloon?
(a)
The balloon will be repelled by the rod
The balloon will remain in place
The balloon will spin in circles
The (a) charges in the girl's hair are attracted to the negative charge in the balloon.
positive
negative
neutral
static
Label the overall charges of the balloon, sweater, and wall.
negative
positive
neutral
Select the arrow that indicates gravitational force.
As the distance between objects increases, the force of gravity between them
(a)
stays the same
Fill in the blank: Objects that are closer together have (a) of a gravitational force between them than objects that are further apart
(a) is the force of attraction that causes an apple to fall to the ground
The force of gravity increases as... (select two that apply)
the mass of an object increases
the mass of an object decreases
the distance between two objects decreases (gets closer)
the distance between two objects increases (gets furrther apart)
Which statement is true about electrostatic forces?
Can attract or repel objects
The Moon orbits the Earth because:
Because Earth's gravity pulls the Moon downward
Why doesn’t the Sun move noticeably in space, even though Earth and the other planets are pulling on it with gravity?
What kind of mathematical relationship describes a relationship where when one value increases, the other decreases?
Inverse square
Which of the following best describes the force that keeps planets in orbit around the Sun?
Nuclear force
Magnetic force
Electrostatic force
Gravitational force
What happens to the gravitational force if the mass of one object is tripled?
It becomes one-third as strong
It becomes nine times stronger
It stays the same
It triples
Which of the following is true about gravitational and electrostatic forces?
Electrostatic force can both attract and repel, while gravitational force only attracts
Both can only repel objects
Both can only attract objects
Gravitational force can repel, but electrostatic cannot
