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WorksheetsBenjamin Pham Momentum
Total questions: 21
Worksheet time: 3600secs
Name
Class
Date
1.
What is the formula for calculating momentum?
a)
m=mv
b)
p=m/v
c)
p=v/m
d)
p=vm
2.
A biker with a mass of 75 kg moves along the path with a constant velocity of 5 m/s. What is the biker's momentum?
a)
25 m/s
b)
375 m/s
c)
25 kg m/s
d)
375 kg m/s
3.
When a bat collides with a baseball, the momentum of the bat
a)
transfers to the momentum of the ball
b)
transfers from the momentum of the ball
c)
does not transfer from the bat to the ball
d)
does not transfer from the ball to the bat
4.
If two objects collide and stick together, what will happen to their overall momentum?
a)
momentum will decrease
b)
momentum will increase
c)
momentum will stay the same
d)
none of the above
5.
If 2 objects collide and stick together, what will happen to their velocities?
a)
velocities will increase
b)
velocities will decrease
c)
velocities will stay the same
d)
none of the above
6.
Which takes more force to catch, a bowling ball or a ping pong ball?
a)
bowling ball because it has more momentum
b)
ping pong ball because it has more momentum
c)
both require the same amount of force when catching
d)
bowling ball because it has less momentum
7.
If an action force is a golf club hitting a golf ball, then the reaction force is
a)
exerted on the golf ball
b)
exerted on the golf cart
c)
exerted on the golf club by the golf ball
d)
exerted by the squirrel that is hiding in the tree
8.
The momentum of a truck traveling in a straight line at 25 m/s is 37,500 kg m/s. What is the truck's mass?
a)
937,500 kg
b)
937,500 N
c)
1,500 N
d)
1,500 kg
9.
How much momentum does a 50 kg mass moving at 10 m/s have?
a)
5 kg m/s
b)
500 kg m/s
c)
5 N
d)
500 N
10.
How much momentum does a stationary battle ship have if it has a mass of 2,575,000 kg?
a)
2,575,000 N
b)
2,575,000 kg m/s
c)
0 Momentum requires mass and velocity
d)
none of the above
11.
The units for momentum are
a)
kg
b)
m/s
c)
kg-m/s
d)
kg/m/s
12.
The law of conservation of momentum states that,
a)
p before is less than p after
b)
p before is the same as p after
c)
p before is more than p after
13.
A 0.250 kg cart moving at 0.400 m/s has how much momentum?
a)
0.1 kg-m/s
b)
1 kg-m/s
c)
10 kg-m/s
d)
100 kg-m/s
14.
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
15.
Which object listed below has the greatest momentum?
a)
A 0.05 kg object rolling at 0.2 m/s
b)
A 0.15 kg object rolling at 2 m/s.
c)
A 0.15 kg object rolling at 1 m/s
d)
A 0.4 kg object rolling at 2 m/s.
16.
A runner has a momentum of 670 kg m/s and is travelling at a velocity of 9 m/s. What is his mass?
a)
6030 kg
b)
0.0134 kg
c)
74.4 kg
d)
80 kg
17.
A 10kg toy truck moves at 5m/s East. It collides head-on with a 5kg toy car moving 10 m/s moving west. What is the total momentum of the system?
a)
10 kgm/s
b)
50 kgm/s
c)
30 kgm/s
d)
0 kgm/s
18.
The definition of momentum is
a)
The size of an object
b)
The velocity of an object
c)
Mass in Motion
d)
A comparison between two objects
19.
True or False: Weight is a Force
a)
true
b)
False
20.
What does "g" stand for?
a)
Gravity
b)
The Acceleration due to gravity
c)
How much force gravity has
21.
What is Newton's First Law?
a)
Object in motion stays in motion and an object at rest stays at rest unless acted on by a outside force
b)
Force = mass x acceleration
c)
For every action there is an equal and opposite reaction
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