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Worksheets

Momentum

Total questions: 34

Worksheet time: 2hrs 34mins

Name
Class
Date
1.
The momentum of an object depends upon the object's ___________&_____________.  
a)
size and shape
b)
mass and speed
c)
mass and veloctiy
d)
mass and energy
2.
The equation to calculate momentum is
a)
p=mv
b)
p=1/2mv2
c)
p=mgh
d)
p=mg
3.
A 2.5 kg ball moving at 5 m/s collides with a 2.5 kg stationary ball in a perfectly elastic collision.  What is the velocity of the second ball after the collision? 
a)
5 m/s
b)
2.5 m/s
c)
10 m/s
d)
7.5 m/s
4.

Which object has more momentum?

a)

car driving near school

b)

car driving on freeway

c)

car finding a parking place

d)

car driving in the city

5.

which object has more momentum?

a)

automobile

b)

moving train

c)

snowmobile

d)

plane taking off

6.
The law of conservation of momentum states that the total momentum of all objects interacting with each other will  ________________________ no matter of the nature of the forces between the object.
a)
increase
b)
decrease
c)
remain constant
d)
fluctuate
7.

What are the units for momentum

a)

kg*m/s

b)

kg

c)

m/s

d)

none of these

8.
The total momentum before a collision is _________ the total momentum after a collision.
a)
equal to 
b)
less than 
c)
more than
d)
It depends on the type of collision
9.

What are the units for mass?

a)

kg

b)

m/s

c)

kg*m/s

d)

none of these

10.
When the speed of an object is doubled, its momentum
a)
remains unchanged in accord with the conservation of momentum.
b)
doubles
c)
quadruples
d)
decreases
11.
Which has more momentum: a car at a stop light or a bike moving at 15 mph?
a)
car
b)
bike
c)
they are equal
d)
cannot determine using the info provided
12.
A 2 kg cart has a momentum of 16 kg m/s. What is its velocity?
a)
8 m/s
b)
32 m/s
c)
0.125 m/s
d)
18 m/s
13.
In the momentum equation, how do you calculate velocity?
a)
v=d/t
b)
v=pm
c)
v=p/m
d)
v=m/p
14.
How can a tennis ball and a bowling ball have the same momentum?
a)
have the same speed
b)
have different speeds
c)
one is moving backwards
d)
they can't
15.
In the momentum equation, how do you calculate mass?
a)
m=vp
b)
m=pv
c)
m=v/p
d)
m=p/v
16.
A 50 kg ball rolls down the street at 5 m/s. Calculate the momentum of the ball. 
a)
55 kg*m/s
b)
100 kg*m/s
c)
250 kg*m/s
d)
500 kg*m/s
17.

Momentum is large when mass is large, when ___________ is large, or both are large.

a)

speed

b)

direction

c)

velocity

18.

If an eagle and a bumble bee are both traveling at 10 km/hr, which has the greater momentum?

a)

eagle

b)

bumble bee

c)

both

19.

Which has a greater momentum: a 2-ton roller coaster moving 50 km/hr or a 2.5 ton truck moving at 35 km/hr?

a)

truck

b)

roller coaster

c)

both

20.

Momentum can be shifted between two objects. True or False.

a)

True

b)

False

21.
An object with a mass of 2000 kg at rest has what momentum?
a)
2000 kg m/sec
b)
0 kg m/sec
c)
2000 kg
d)
2000 m/sec
22.

Momentum is given by the formula p = mv. Choose the correct answer below :

a)

p = power , m = mass , v = velocity

b)

p = momentum , m = motion , v = volume

c)

p = power , m = mass , v = volume

d)

p = momentum , m = mass , v = velocity

23.

Which of the following is NOT a unit of momentum?

a)

kg*m/s

b)

N*s

c)

kg*mph

d)

kg*m/s2

24.
What is a PUSH or PULL of an object?
a)
Motion
b)
Force
c)
Friction
d)
Gravity
25.
Why is it harder for the boy in Image B to get down the hill?
a)
Motion
b)
Friction
c)
Work
d)
Displacement
26.
If these boys are pulling with the same amount of force.  What will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
27.
What is the attractive force that exists between all objects that have mass?
a)
Weight
b)
Mass 
c)
Gravity
d)
Viscosity
28.
If an object is stationary (not moving) the forces acting upon it are _____________
a)
unbalanced
b)
weak
c)
balanced
d)
Hulk Smash!
29.
When a cannon fires a cannonball we observe Newton's third law. Which force is the reaction force?
a)
The cannon moving forward
b)
The cannonball moving forward
c)
The cannon moving backward
d)
The cannonball moving backward
30.
What Newtons law does this picture represent
a)
Newtons 2nd law 
b)
Law of gravity 
c)
Newtons 1st law
d)
Newtons 5th law
31.

The Law of Conservation of Momentum states:

a)

The total momentum before a collision is equal to the total momentum after a collision.

b)

The total momentum before a collision is greater than the total momentum after a collision.

c)

The total momentum before a collision is less than the total momentum after a collision.

d)

The total momentum before a collision is not related to the total momentum after a collision.

32.

According to the Law of Conservation of Momentum, when two objects collide:

a)

both objects lose momentum.

b)

both objects gain momentum

c)

momentum is neither lost nor gained.

d)

momentum is always lost or gainer.

33.

Which of the following objects would have the most momentum?

a)

A 10 kg ball rolling down the hallway at 2 m/s.

b)

A 5 kg ball rolling down the hallway at 5 m/s.

c)

A 100 kg ball at rest in the corner of the hallway.

d)

A 10 kg ball rolling down the hallway at 1 m/s.

34.

Two soccer balls collide. The first soccer ball hits the second soccer ball which was at rest on the ground. What is true of the momentum?

a)

The total momentum of the isolated system stays the same.

b)

The total momentum of the isolated system decreases.

c)

The total momentum of the isolated system increases.

d)

The total momentum of the isolated system equals zero since the second soccer ball was at rest.