Magnetic Field Quiz

Iron filings and bar magnets were placed on a sheet of paper. The following diagram shows the pattern made on the paper. At which location is the magnetic field the strongest?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS2-3

Which of the following best describes what happens if you increase the number of turns of wire in an electromagnet?

• The wire burns up.

• The magnetic field gets stronger.

• The magnet’s strength lessens.

• The magnetic field reverses poles.

Tags

NGSS.MS-PS2-3

A student places one magnet above another magnet as shown below. Why does the top magnet appear to float above the bottom magnet?

• The magnets are made of different materials.

• The like poles of the magnets repel each other.

• The opposite poles of the magnets repel each other.

• The magnets have a different gravitational pull.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

The drawing below is of three separate bar magnets. The north and south poles of each magnet are labeled. Which arrangement shows that the three magnets would attract one another, end to end?

• Magnet X: S N, Magnet Y: S N, Magnet Z: N S

• Magnet X: N S, Magnet Y: N S, Magnet Z: N S

• Magnet X: N S, Magnet Y: S N, Magnet Z: N S

• Magnet X: N S, Magnet Y: S N, Magnet Z: S N

Tags

NGSS.3-PS2-1

Which of the following best describes what happens to the force of attraction if the distance between two objects is increased?

• It varies.

• It increases.

• It decreases.

• It stays the same.

Which of the following electromagnets would have the greatest magnetic field?

• A

• B

• C

• D

Tags

NGSS.MS-PS2-3

A student tests several types of magnets. Which observation could best help her compare the strengths of different magnets?

• the shape of the magnets

• the weight of the magnets

• the type of materials attracted by the magnets

• the distances objects are from the magnets when attracted

Tags

NGSS.MS-PS2-5

Which of these correctly shows what happens when two magnets are placed side by side?

• Option A: Diagram with magnets repelling

• Option B: Diagram with magnets attracting

• Option C: Diagram with magnets attracting

• Option D: Diagram with magnets repelling

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Identify if the image is repelling or attracting. (There are 4 pictures. Be sure to answer all the questions.)

• Repel

• Attract

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Identify if the image is repelling or attracting. (There are 4 pictures. Be sure to answer all the questions.)

• Repel

• Attract

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-4

NGSS.MS-PS2-5