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Magnetism and Electromagnetism Review

Authored by Donna Hall

Science

8th Grade

24 Questions

NGSS covered

Used 106+ times

Magnetism and Electromagnetism Review
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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When is an object magnetic?

when it only has a north pole

when it only has a south pole

when it is free to rotate

when it attracts iron

Tags

NGSS.MS-PS2-3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Chris rubs an iron nail in one direction with the south pole of a magnet. Which of the following is TRUE of the magnetized nail?

it will only be attracted to the north pole of a magnet

it has a strong north pole and a much weaker south pole

its domains have become rearranged so that they are lined up in one direction

the bar magnet has caused a random arrangement of the nail's domains

Tags

NGSS.MS-PS2-3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Materials in which the atom's magnetic field cancel each other out are

aligned in domains

not magnetic

like iron, nickel and cobalt

magnetic

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Magnetism comes from

static charged particles

neutrons

generators

electron motion

Tags

NGSS.MS-PS2-3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Magnetic field lines show that the force between a south pole and a north pole

have no effect on the poles

cause the poles to move away from each other

cause the poles to move toward each other

destroy the alignment of the domains in the magnet

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where are the strongest magnetic effects on magnets?

in the middle of the magnet

at both poles of the magnet

at only the magnet's north pole

at only the magnet's south pole

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following would NOT cause a magnet to lose its magnetism?

hitting it too hard

placing it in the field of a stronger magnet

freezing it

heating it

Tags

NGSS.MS-PS2-3

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