Which person has gained the most gravitational potential energy ?

d. a 100kg person who lives on the third floor

a. a 50kg person who lives on the second floor

b. a 50kg person who lives on the third floor

c. a 100kg person who lives on the second floor

How does the elastic potential energy in the bow change as the archer fires an arrow?

It increases from Step1 to Step 2, then decreases to Step 3.

It decreases from Step1 to Step 2, then increases to Step 3.

It remains constant from Step1 to Step 2, then increases to Step 3.

It remains constant from Step1 to Step 2, then decreases to Step 3.

What happens to Box X and Box Y as a result of the forces?

A. Box X starts moving, speeding up, and Box Y remains at rest.

B. Box X starts moving at constant speed, and Box Y remains at rest.

C. Box X starts moving at constant speed, and Box Y starts moving, speeding up.

D. Box X starts moving, speeding up, and Box Y starts moving at a constant speed.

Which bunny will fall fastest?

Bunny 1 and Bunny 2 will fall at the same time.

How does the elastic potential energy change for each of the springs?

The elastic potential energy of both springs will increase.

The elastic potential energy of both springs will decrease.

The elastic potential energy of the spring in set-up A will decrease and the elastic potential energy of the spring in setup B will increase.

The elastic potential energy of the spring in set-up A will increase and the elastic potential energy of the spring in setup B will decrease.

As you are riding in your car down the road, how do the light poles appear to move?

C. They are stationary and do not move

D. In the same direction as you

A student is riding her bicycle down the street. She passes the mailman pulling mail from the corner mailbox. To the mailman, how does the student appear to move?

C. She does not appear to be moving

D. In the same direction as the mailman

Click on each action that will reduce the rate at which the speed of the basket changes.

Roughen the surface to increase friction

Take an apple out of the basket

An object moves at a constant speed. What will happen to this object’s motion over time if no new forces are applied?

It will maintain a constant speed.

A scientist runs an electric current along a wire. A magnetic compass is placed near the wire.. The scientist observes that whenever the current is turned on, the compass needle moves. Why does the compass needle move?

The current creates a magnetic field around the wire

The current creates an electric field around the wire.

The current adds electric charge to the compass needle.

The current increases the forces of gravity on the compass needle.

Physical Science

Quiz

•

Science

•

8th Grade

•

Practice Problem

•

Hard

•

NGSS

MS-PS2-2, MS-PS3-2, MS-PS2-5

+7

Standards-aligned

Elizabeth Miller

Used 3K+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A person is standing in the middle of a boxcar on a train moving 100 km per hour. If the motion of the boxcar
, where in the boxcar will the person most likely land after he jumps straight up?

Tags

NGSS.MS-PS3-1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Force Q is equal to Force S and Force R is equal to Force T.

Force Q is less than Force S and Force R is equal to Force T.

Force Q is equal to Force S and Force R is greater than Force T.

Force Q is less than Force S and Force R is greater than Force T.

Tags

NGSS.MS-PS2-2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which bar magnet will experience the greatest magnetic attraction?

Magnet 1

Magnet 2

Magnet 3

Magnet 4

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

There are two ends of a magnet.
What are they called?

North and East

North and West

North and South

South and East

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which illustration correctly shows how the spheres will behave?

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which diagram shows the gymnast's potential energies?

Tags

NGSS.MS-PS3-2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In which direction will the box move?

A. in the direction arrow P is pointing

B. in the direction arrow Q is pointing

C. in the direction arrow R is pointing

D. in the direction arrow S is pointing

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

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A person is standing in the middle of a boxcar on a train moving 100 km per hour. If the motion of the boxcar, where in the boxcar will the person most likely land after he jumps straight up?

Which bar magnet will experience the greatest magnetic attraction?

There are two ends of a magnet. What are they called?

Which illustration correctly shows how the spheres will behave?

Which diagram shows the gymnast's potential energies?

In which direction will the box move?

Which term is an example of force?

Which person has gained the most gravitational potential energy ?

How does the elastic potential energy in the bow change as the archer fires an arrow?

Access all questions and much more by creating a free account

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Discover more resources for Science

A person is standing in the middle of a boxcar on a train moving 100 km per hour. If the motion of the boxcar
, where in the boxcar will the person most likely land after he jumps straight up?

There are two ends of a magnet.
What are they called?