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Car Crash Physics

Authored by Stephanie Halbert

Physics

9th - 11th Grade

NGSS covered

Used 172+ times

Car Crash Physics
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9 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When I accelerate an object, what quantity does "work" turn into?

the energy of motion (Kinetic Energy)

Momentum

Speed

Velocity

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

How is "impulse" related to "momentum?"

Force x time = mass x Δ velocity

An impulse causes a change in an object's momentum

Force x time = Δmomentum

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does an "impulse" cause?

A change in an object's direction

A change in the mass of an object

A change in an object's momentum

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

What is momentum?

A vector

mass x velocity

"the amount of movement"

A way of finding the velocities before and after a collision

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How do we calculate "impulse?"

Average force x time

Mass x Δ velocity

1/2 mass x velocity2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When I apply the brakes in my car, does my acceleration change?

Yes, the acceleration becomes negative, meaning that it's opposite to the direction the car is moving

No, there is no change in acceleration.

Yes, the acceleration increases in the same direction as I'm moving

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which vehicle would sustain more damage: a compact car hitting a brick home at 20 mph, or a large dump-truck hitting the same brick home at 20mph?

Both vehicles would sustain the same amount of damage

The dump-truck would have more damage because it has more mass

The compact car would have more damage because it has less mass

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

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