Worksheetsmomentum and impulse
Total questions: 18
Worksheet time: 15mins
In an isolated system, the net ____ on that system is zero.
external force
internal force
time interval
displacement
The momentum of an object depends upon the object's ___________&_____________.
size and shape
mass and speed
mass and veloctiy
mass and energy
The units for Impulse are
kg
N⋅s
N
m/s
kg⋅sm
Check ALL that apply.
Impulse is:
The force that creates an acceleration.
The change in momentum.
the change in velocity that can be caused by a constant force over some discrete amount of time.
A vector
NOT a vector
For an object that hits a wall and bounces back, the Δp is:
positive
negative
neutral
When a cannon fires a cannon ball, it recoils backwards. This occurs because of...
Energy in the system is conserved
Energy in the system is increased
Momentum in the system is conserved
Energy in the system is not conserved
An egg landing on a soft surface will remain intact. The surface increases the _____ and decreases the _____ during the impact
impulse, time
impulse, force
force, time
time, force
A 10 kg object moves at 2 m/s to the right and collides with a 4 kg object moving at 5 m/s to the left. The total momentum is_____
20 kg*m/s
40 kg*m/s
10 kg*m/s
30 kg*m/s
0 kg*m/s
This gif is an example of...
An Inelastic collision
An Elastic collsion
