electromagnet

electromagnet

9th - 12th Grade

18 Qs

quiz-placeholder

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electromagnet

electromagnet

Assessment

Quiz

Physics

9th - 12th Grade

Easy

Created by

Leander Taylor

Used 1+ times

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18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

This is a picture of a simple electromagnet. How can the electromagnet be made stronger?

Add more coils of wire to the nail.
Use a smaller battery.
Reverse the poles of the magnet.
Remove all the coils and the nail.

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is an electromagnet?

a temporary magnet made from current carrying wire around a magnetic metal core.
a permanent magnet with a north and south pole

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

How are electromagnets different from magnets?

magnets can be turned on/off
you can turn an electromagnet on/off
magnets are more powerful
magnets have a North and South pole

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

While electric current is flowing through a wire, what surrounds the wire?

a magnetic field
a glowing light
neutrons
protons

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What would increase the strength of an electromagnet?

Increasing the amount of current flowing through the wire.
Inserting a wooden core inside the coil
Changing the direction of the current
Decreasing the number of coils of wire

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Why do you think the compass needle is moving when is near to electromagnet?

Because of the magnetic field generated in the wire.

Because of the electricity generated in the compass.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the components of the electromagnet?

copper wire, iron nail, and a wooden stick

copper wire, iron nail

copper wire, iron nail, and a battery

Copper wire, paper and a battery

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