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Electromagnetic Waves

Authored by Flip Nel

Physics

9th Grade

Used 22+ times

Electromagnetic Waves
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60 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Electromagnetic waves...

Needs matter to transfer energy.

Do not need matter to transfer energy.

Only needs matter sometimes

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Electromagnetic waves...

Are made by vibrating electric charges and can travel through space.

Are made by shining electric charges and can travel through space.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Any moving electric charge is surrounded by an _________ and a magnetic field.

electric light

magnetic field

electric field

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when electric and magnetic fields change?

A changing magnetic field creates the same electric field.

A changing magnetic field creates a changing electric field.

A changing magnetic field creates a burning fire field.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Name one example of what transfers electric energy from one circuit to another circuit.

generator

voltmeter

transformer

hosepipe

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is this?

Sound Wave

Radioactive Wave

Electromagnetic Wave

Magnetic Wave

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When an electric charge vibrates, the electric field around it changes creating a changing ________________ .

magnetic field

radio active field

electron field

sound field

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