Forces At A Distance

Forces At A Distance

Assessment

Flashcard

Science

8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What are the components of an electromagnet?

Back

A power source, a magnet, and coils of wire.

2.

FLASHCARD QUESTION

Front

What surrounds a wire when electric current is flowing through it?

Back

A magnetic field.

3.

FLASHCARD QUESTION

Front

What is a magnetic field?

Back

The invisible space around a magnet that pushes or pulls.

4.

FLASHCARD QUESTION

Front

How does a permanent magnet differ from a temporary magnet?

Back

A permanent magnet keeps its magnetism for a long time.

5.

FLASHCARD QUESTION

Front

What happens when a north pole and a south pole of magnets are brought together?

Back

They attract each other.

6.

FLASHCARD QUESTION

Front

What is the role of coils of wire in an electromagnet?

Back

They create a magnetic field when electric current flows through them.

7.

FLASHCARD QUESTION

Front

What is the effect of distance on the strength of a magnetic field?

Back

The strength of a magnetic field decreases with distance from the magnet.

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