WorksheetsContent Quiz - Momentum & Collisions
Total questions: 20
Worksheet time: 20mins
In order for an object to have momentum it must be ________
moving
motionless
alive
asleep
The equation to calculate momentum is
p=mv
p=1/2mv2
p=mgh
p=mg
The total momentum before a collision is _________ the total momentum after a collision.
equal to
less than
more than
It depends on the type of collision
After collision, the two objects move off with different velocity. What type of collision is this?
Inelastic
Elastic
When is momentum conserved in a collision?
When the collision is inelastic.
When the collision is elastic.
When the collision is inelastic OR elastic but never an explosion.
All collisions.
Collisions where objects BOUNCE apart.
inelastic collisions
elastic collisions
explosions
none of these
Collision where objects collide, and stick together.
inelastic collision
elastic collision
explosion
none of these
The picture shows what type of collision?
Explosion
Inelastic Collision
Elastic Collision
According to Newton's 3rd law...
Action: Your foot applies a downward force on the floor.
Reaction:
your foot goes through the floor
the floor provides an equal force upwards on your foot
your foot bounces off the floor
the floor collapses
When two ice skaters initially at rest push off one another, their final momenta are
equal in magnitude and direction.
equal in magnitude and opposite in direction
in the same direction but of different magnitudes
in opposite directions and possibly of different magnitudes
A cannon launches a cannonball. The cannonball travels faster than the cannon afterwards. What can be said about the total momentum
total momentum is conserved
total momentum increases
total momentum decreases
The recoil speed of a cannon is much less than the exit velocity the cannon ball because...
the cannon experiences a smaller force
the cannon experiences a smaller change in momentum
the cannon has a much greater mass
the cannonball has a much greater mass
