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momentum, work, power test review physics

Authored by Nathaniel Walter

Physics

12th Grade

NGSS covered

Used 8+ times

momentum, work, power test review physics
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54 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The momentum of an object depends upon the object's ___________&_____________.  

size and shape
mass and speed
mass and veloctiy
mass and energy

Tags

NGSS.HS-PS2-2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Determine the momentum of 1000-kg car moving northward at 20 m/s......... 

20000 N
20000 Joules
20000 Kg * m/s
20000 kg * m/s north

Tags

NGSS.HS-PS2-2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

In any collision (crash) the ______ is ALWAYS constant

Total Momentum
total speed
total Velocity
Energy

Tags

NGSS.HS-PS2-2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is Newton's Third Law?

Object in motion stays in motion and an object at rest stays at rest unless acted on by a outside force
Force = mass x acceleration
For every action there is an equal and opposite reaction

Tags

NGSS.MS-PS2-1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A 9 kg blob moving at 5 m/s collides and sticks to a second blob with a mass of 5 kg. If the two blobs stick together, what will the velocity of the two blobs move at?

3.57 m/s

3.2 m/s

10.0  m/s

9.0  m/s

Tags

NGSS.HS-PS2-2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A 9300 kg railroad car traveling at a velocity of 5 m/s strikes a second boxcar that weighs 5000 kg at rest. At what speed will the second boxcar move?

18.6 m/s
9.3 m/s
7.5 m/s
1.86 m/s

Tags

NGSS.HS-PS2-2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When the speed of an object is doubled, its momentum

remains unchanged in accord with the conservation of momentum.
doubles
quadruples
decreases

Tags

NGSS.HS-PS2-2

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