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Gravity Review

Total questions: 30

Worksheet time: 23mins

Name
Class
Date
1.

A brick and a pencil are dropped at the same time from the same height. Which one would hit the ground first?

a)

brick

b)

pencil

c)

both would hit at the same time

2.

What two things determine the gravity of an object?

a)

mass & weight

b)

mass & distance

c)

density & mass

d)

volume & distance

3.

When will the forces of gravity between two objects be the GREATEST?

a)

when the masses of both objects are small and the objects are far apart

b)

when the masses of both objects are large and the objects are close together

c)

when the masses of both objects are small and the objects are close together

d)

when the masses of both objects are large and the objects are far apart

4.

Which statement about gravity is true?

a)

gravity causes objects to pull towards one another

b)

gravity causes objects to push away from each other

c)

gravity only takes place between planets

d)

the moon doesn't have any gravity

5.

What is the standard UNIT OF MEASUREMENT used to measure force?

a)

liter (L)

b)

gram (g)

c)

Newton (N)

d)

meter (m)

6.
Any object with mass is surrounded by a gravitational field.
a)
True
b)
Sometimes
c)
False
d)
Never
7.
The force of gravity acting on an object is the object's ______.
a)
mass
b)
matter
c)
weight 
d)
terminal velocity 
8.
Which of the following will not change in different gravitational fields?
a)
weight
b)
force
c)
mass
d)
pounds
9.
A person would weigh more on Jupiter than on the Earth because . . .
a)
Jupiter has more mass, and therefore more gravity
b)
Jupiter has less mass, and therefore more gravity
c)
Jupiter has more mass, and therefore less gravity
d)
Jupiter has less mass and therefore less gravity
10.
Which model has greater gravitational attraction (if any)
a)
Model A
b)
Model B
c)
Both Model A and Model B (same gravity)
11.

Who is your favorite Science Teacher?

a)

Mr. Standifird

b)

Other

12.
Who said that falling objects fall at the same rate?
a)
Galileo
b)
Kepler
c)
Brahe
d)
Copernicus
13.
Gravity attracts all objects towards one another.
a)
False
b)
True
c)
It depends
d)
I don't care
14.
What is the SI unit used to measure force? 
a)
pounds 
b)
grams 
c)
newtons 
d)
kg/ m2
15.
Any object with mass is surrounded by a gravitational field.
a)
True
b)
Sometimes
c)
False
d)
Never
16.
As distance between two objects increase the pull of gravity 
a)
Increases
b)
Decreases
c)
Stays the same
17.
The force of gravity acting on an object is the object's ______.
a)
mass
b)
matter
c)
weight 
d)
terminal velocity 
18.
Which of the following will not change in different gravitational fields?
a)
weight
b)
force
c)
mass
d)
pounds
19.
Where would you have to travel to reduce your weight but not lose any mass?
a)
The moon
b)
The Sun
c)
Jupiter
d)
Saturn
20.
This FORCE pulls things.  It PULLS things into orbit around the sun. 
a)
Newton
b)
gravity
c)
weight
d)
path
21.
A person would weigh more on Jupiter than on the Earth because . . .
a)
Jupiter has more mass, and therefore more gravity
b)
Jupiter has less mass, and therefore more gravity
c)
Jupiter has more mass, and therefore less gravity
d)
Jupiter has less mass and therefore less gravity
22.
A person weighs _____ on the Earth than they do on the Moon. 
a)
less
b)
more
c)
the same
23.
Gravity on Mars’ surface is much lower than it is here on Earth. This is because the mass of mars is ______ than Earth.
a)
less
b)
more
c)
the same
24.
Which has more mass, Earth or the Moon?
a)
Earth
b)
Moon
c)
The same
25.
Why can astronauts jump and float a little on the Moon?
a)
Because the Moon's gravity is NOT that STRONG.
b)
Because the Moon's gravity is VERY STRONG. 
26.

A brick and a pencil are dropped at the same time from the same height. Which one would hit the ground first?

a)

brick

b)

pencil

c)

both would hit at the same time

27.

What keeps the planets in orbit around the sun?

a)

gravity

b)

friction

c)

density

d)

distance

28.

Which statement about gravity is true?

a)

gravity causes objects to pull towards one another

b)

gravity causes objects to push away from each other

c)

gravity only takes place between planets

d)

the moon doesn't have any gravity

29.

When will the gravity between two objects be the LEAST?

a)

when the masses of both objects is small and the objects are close together

b)

when the masses of both objects is small and the objects are far apart

c)

when the masses of both objects is large and the objects are close together

d)

when the masses of both objects is large and the objects are far apart

30.

What is the rate of acceleration due to gravity on Earth?

a)

1 m/s2

b)

365 m/s2

c)

9.8 m/s2