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Momentum and Collisions

Authored by Tamiko Fells

Physics

10th Grade

NGSS covered

Used 56+ times

Momentum and Collisions
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the law of conservation of momentum?

Total momentum of a closed system increases with time

Momentum decreases as external forces act on a closed system

Momentum is not conserved in a closed system

Total momentum of a closed system remains constant if no external forces act on it.

Tags

9-12.9

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Define elastic collision.

In an elastic collision, kinetic energy is converted to potential energy.

In an elastic collision, only momentum is conserved.

In an elastic collision, kinetic energy is lost.

In an elastic collision, both momentum and kinetic energy are conserved.

Tags

9-12.9

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Explain the concept of inelastic collision.

Kinetic energy is conserved and the objects move apart after the collision.

The total momentum of the system is conserved.

Kinetic energy is not conserved and the objects stick together after the collision.

The objects involved in the collision bounce off each other with no loss of kinetic energy.

Tags

9-12.9

9-12.9.a

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In an isolated system, what happens to the total momentum before and after a collision?

Total momentum increases

Total momentum remains constant

Total momentum is conserved

Total momentum decreases

Tags

NGSS.HS-PS2-2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the equation for calculating the momentum of an object?

p = mv^2

p = mv

p = m^2v

p = ma

Tags

NGSS.HS-PS2-2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the total kinetic energy change in an elastic collision?

Remains constant

Increases

Becomes zero

Decreases

Tags

9-12.9.a

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Give an example of a real-life elastic collision.

Ping pong

Bowling

Billiards

Soccer

Tags

NGSS.HS-PS2-2

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