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WorksheetsMomentum & Impulse
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
The impulse is ______ the change in momentum
a)
greater than
b)
equal to
c)
less than
d)
always double
2.
The momentum of an object depends upon the object's ___________&_____________.
a)
size and shape
b)
mass and speed
c)
mass and velocity
d)
mass and energy
3.
Determine the momentum of 1000-kg car moving northward at 20 m/s.
a)
20000 N
b)
20000 Joules
c)
20000 Kg * m/s
d)
20000 kg * m/s north
4.
When the speed of an object is doubled, its momentum __________.
a)
remains unchanged
b)
doubles
c)
quadruples
d)
decreases
5.
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
6.
If two objects have the same mass, then the faster moving object has ____________ momentum.
a)
more
b)
less
c)
the same
7.
A boy kicks a football with a force of 20 N in 0.3 s.
Calculate the impulse on the ball.
Calculate the impulse on the ball.
a)
1 N.s
b)
6 N.s
c)
66 N.s
d)
None of these
8.
The equation to calculate momentum is __________.
a)
p=mv
b)
p=1/2mv2
c)
p=mgh
d)
p=mg
9.
A runner has a momentum of 670 kg m/s and is traveling at a velocity of 9 m/s. What is his mass?
a)
74.4 kg
b)
6030 kg
c)
0.0134 kg
d)
80 kg
10.
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.
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