WorksheetsUniversal Gravitation
Total questions: 18
Worksheet time: 20mins
Name
Class
Date
1.
What states that "every object in the universe attracts every other object"?
a)
Law of Universal Gravitation
b)
Newton's First Law of Motion
c)
My mother
d)
Inertia & gravity
2.
Which of the following is Newton's Law on Gravitation?
a)
F=Gm1m2/r
b)
F = Gm1m2/r2
c)
F = Gm1m2/2r
d)
F = m1m2/2r
3.
Two factors effecting the magnitude of the force of gravity between 2 objects are...
a)
mass and distance
b)
mass and matter
c)
distance and weight
d)
weight and mass
4.
Force of gravity is directly proportional to
a)
Mass
b)
Weight
c)
Distance
d)
Time
5.
If I double the distance between two objects, what happens to their gravitational Force?
a)
4x bigger
b)
4x smaller
c)
2x bigger
d)
2x smaller
6.
If I double the mass of one object, but don't change anything else... WHat happens to the gravitational force between two objects?
a)
Doubles
b)
Quadruples
c)
Cut in Half
d)
4x Smaller
7.
What happens to Gravitational force if I double both of the masses but don't change their distance?
a)
doubles
b)
half as big
c)
4x bigger
d)
4x smaller
8.
Two asteroids exert a gravitational force, F, on each other. Some time later, the asteroids are now three times as far from each other as before. Which of the following represents the gravitational force at this distance?
a)
F/3
b)
F/2
c)
F/6
d)
F/9
9.
Two objects are attracted to each other with 36 N of gravitational force.
What would the force between them be if the distance between them were doubled?
What would the force between them be if the distance between them were doubled?
a)
9
b)
18
c)
72
d)
144
10.
The law of universal gravitation is credited to whom?
a)
Einstein
b)
Galileo
c)
Darwin
d)
Newton
11.
Gravity attracts all objects towards one another.
a)
False
b)
True
c)
It depends
12.
Complete the following statement: The farther away two planets are the _______ the gravitational force between them.
a)
more
b)
same
c)
dosen't matter
d)
less
13.
Calculate the gravitational force between two objects when they are 0.750m apart. Each object has a mass of 5.00kg.
a)
2.96x10-7N
b)
3.00x10-6N
c)
2.22x10-9N
d)
2.23x10-8N
14.
Two asteroids exert a gravitational force, F, on each other. Some time later, the asteroids are now three times as far from each other as before. Which of the following represents the gravitational force at this distance?
a)
F/3
b)
F/2
c)
F/6
d)
F/9
15.
Calculate the gravitational force between two objects when they are 0.750m apart. Each object has a mass of 5.00kg.
a)
2.96x10-9N
b)
3.00x10-6N
c)
2.22x10-9N
d)
2.23x10-8N
16.
How is the gravitational force between to objects related to their mass
a)
They are directly proportional
b)
They are inversely proportional
c)
They do not affect each other
d)
They are equal
17.
If the distance between 2 masses is increased then the force of gravitation between them will...
a)
increase
b)
decrease
c)
stay the same
18.
If the mass of either m1 or m2 is increased then the force of gravitation between them will...
a)
increase
b)
decrease
c)
stay the same
100 %
