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Ch 15 Sound Test

Authored by Carol Lattimore

Science

8th Grade

Ch 15 Sound Test
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The only type of electromagnetic waves you can see are ___

infrared waves.

ultraviolet waves

visible light waves

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a vacuum, all electromagnetic waves travel through space at the same

frequency.

speed.

amplitude.

wavelength.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Electromagnetic waves are __________ waves.

longitudinal

transverse

compressions

rarefactions

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What produces electromagnetic waves?

moving electric field

the vibrations of charged particles

the force created when two magnets are in contact

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When electromagnetic waves encounter matter, they

speed up

slow down

do not change speed

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The speed of an electromagnetic wave can be found by calculating

frequency + wavelength

frequency - wavelength

frequency x wavelength

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The electromagnetic spectrum is the entire range of

light waves.

electromagnetic waves.

high-frequency waves.

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