Free Printable Conservation of momentum

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Conservation of momentum

Total questions: 11

Worksheet time: 17mins

Name

Class

Date

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

A 5 N force is applied to a 3 kg ball to change its velocity from +9 m/s to +3 m/s. The impulse on the ball is ______ N s.

-2.5

-10

-18

-45

A large box slides across a frictionless surface with a velocity of 12 m/s and a mass of 4 kg, collides with a smaller box with a mass of 2 kg that is stationary. The boxes stick together. What is the velocity of the two combined masses after collision?

0 m/s

4 m/s

8 m/s

12 m/s

An 1 kg object moving to the right at 2 m/s collides inelastically with a 1 kg object moving to the left at 2 m/s. The final velocity of both objects will be

0 m/s

1 m/s

2 m/s

4 m/s

A 3,000 kg truck moving at +10 m/s hits a 1,000 kg parked car which moves off at +15 m/s. What is the velocity of the truck?

10 m/s

0 m/s

5 m/s

2 m/s

When two objects collide, the P_before is ____________ the P_after.

more than

less than

equal to

unrelated to

The Law of Conservation of Momentum states:

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

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

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

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

Which has more momentum: a car stopped at a red light or a bike moving at 15 mph?

car

Bike

Both has equal momentum

Cannot predict

What type of quantity are momentum and velocity?

director

reactor

scalar

vector

10.

What is the unit for momentum?

kgm/s

kgm/s²

Nkg

Nm/s

11.

What word can best describe the total momentum in an isolated system?

constant

large

lost

low

100 %

Conservation of momentum

Total questions: 11

Worksheet time: 17mins

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