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The Electromagnetic Spectrum

Total questions: 17

Worksheet time: 11mins

Name
Class
Date
1.

This type of wave does not need to travel through a medium. Instead, it travels through a vacuum.

a)

Transverse

b)

Electromagnetic

c)

Longitudinal

2.

This is the term for an area where no matter exists.

a)

Medium

b)

Loop hole

c)

Vacuum

d)

Black hole

3.

Which type of wave is shown in the above picture?

a)

Sound

b)

Longitudinal

c)

Electromagnetic

4.

Electromagnetic waves travel around 300,000 kilometers per second. This is known as the speed of ______.

a)

Rays

b)

Light

c)

Sound

d)

Traveling

5.

The name for the range of electromagnetic waves placed in order of increasing frequency is...

a)

Electromagnetic Spectrum

b)

Electromagnesis

c)

Visible light spectrum

d)

The range of light

6.

As frequency increases on the electromagnetic spectrum, what happens to the wavelength?

a)

It stays the same

b)

It decreases

c)

It increases

d)

It doubles

7.

Numbers on the Electromagnetic Spectrum that are too big or small to write as a decimal are written in...

a)

Scientific Notation

b)

Multiples of 2

c)

Fraction form

d)

Visible light

8.

When a number on the electromagnetic spectrum has a negative exponent, the decimal point is moved to the...

a)

Left

b)

Right

9.

As wavelength shrinks on the electromagnetic spectrum, the frequency...

a)

Increases

b)

Decreases

c)

Stays the same

d)

Disappears

10.

How would 3 x 10-4 be written as a decimal?

a)

0.0003

b)

0.003

c)

0.004

d)

.00003

11.

Which of the following is not in the electromagnetic spectrum?

a)

Light waves

b)

Sound waves

c)

Radio Waves

d)

X-rays

12.

Which color has the longest wavelength?

a)

Yellow

b)

Red

c)

Green

d)

Purple

13.

What is the color of visible light determined by?

a)

Amplitude

b)

Speed

c)

Frequency

d)

Sound

14.

In which list are forms of electromagnetic energy arranged in order from longest to shortest wavelength?

a)

Microwave -> Radio wave -> Infrared rays

b)

Visible light -> x-ray -> radio wave

c)

Microwave -> infrared -> visibile light

d)

Infrared -> radio wave -> ultraviolet

15.

Which electromagnetic radiation has the greatest frequency?

a)

Radio waves

b)

Visibile light

c)

Infrared

d)

X-rays

16.

Why do dentists put lead aprons over patients' bodies when taking X-rays?

a)

To focus the X-ray

b)

To prevent the patient from moving too much

c)

To prevent harmful exposure to X-rays

d)

To prevent taking pictures of other parts of the body

17.

Which electromagnetic radiation has a shorter wavelength than visible light?

a)

Radio waves

b)

Microwaves

c)

Infrared rays

d)

Ultraviolet waves