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EM Waves

Total questions: 10

Worksheet time: 6mins

Name
Class
Date
1.

Electromagnetic Waves can travel through empty space and matter

a)

True

b)

False

2.

Which of the following does not cause electromagnetic waves to form?

a)

when an electric charge is speeding up

b)

when an electric charge is slowing down

c)

when an electric charge is changing its direction

d)

when an electric charge is not moving

3.

Hertz is the unit of measurement of which quantity?

a)

amplitude

b)

frequency

c)

wavelength

d)

wave speed

4.

Which of the following waves has the longest wavelength?

a)

gamma rays

b)

visible light

c)

microwaves

d)

ultraviolet rays

5.

Which of the following waves has the lowest frequency

a)

microwaves

b)

gamma rays

c)

visible light

d)

ultraviolet rays

6.

Which of the following regions of the EM spectrum cannot be detected by the human eye?

a)

infrared rays

b)

x-rays

c)

visible light

d)

radio waves

7.

Light waves are the same as pigments

a)

True

b)

False

8.

Which of the following colors have the highest frequency?

a)

yellow

b)

green

c)

blue

d)

violet

9.

Which list of EM waves is in the correct order from highest to lowest frequency?

a)

gamma rays, radio waves, infrared rays, microwaves

b)

ultraviolet rays, gamma rays, x-rays, visible light

c)

visible light, infrared rays, microwaves, radio waves

d)

x-rays, gamma rays, ultraviolet rays, visible light

10.

Which colors do we perceive from objects?

a)

The color that was absorbed by the object

b)

The color that was reflected by the object

c)

The color that passed through an object

d)

The color that we like the most