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Electromagnetic waves

Total questions: 53

Worksheet time: 3hrs 39mins

Name
Class
Date
1.

Which type of wave is shown in the diagram ?

a)

Longitudinal

b)

Transverse

c)

compression

2.

Which labeled part represents the Amplitude ?

a)

x

b)

y

c)

w

3.

What is labeled as X on the diagram

a)

Crest

b)

Trough

c)

amplitude

4.

Which wave property is labeled Z in the diagram ?

a)

wavelength

b)

amplitude

c)

crest

5.

What is labeled Y on the diagram

a)

Period

b)

Trough

c)

amplitude

6.

True or False

The Reflection of sound waves are called Echos

a)

True

b)

False

7.

The bouncing of a wave off of a surface is called....

a)

Reflection

b)

Diffraction

c)

transverse

8.

When the period of a wave increases ( the time it takes for one cycle) the frequency will ....

a)

Decrease

b)

Increase

c)

stay the same

9.

If the frequency Decreases the wavelength will ....

a)

Decrease

b)

Increase

c)

stay the same

10.

frequencies are measured in

a)

Watts

b)

Hertz

c)

Joules

11.

which end of the electromagnetic wave has the longest wavelength?

a)

Gamma Rays

b)

X rays

c)

Ultra violet

d)

Radio

12.

a Wave Period is measured in

a)

Seconds

b)

Hertz

c)

m/s

13.

True or False

Sound travels best without Air

a)

True

b)

False

14.

Sound waves travel _________than light

a)

faster

b)

slower

c)

the same as

15.

The Higher the pitch of a sound the higher the ...

a)

Speed

b)

Frequency

c)

amplitude

16.

The Doppler Effect occurs when the source or the observer are in....

a)

the air

b)

motion

c)

a car wearing airpods

17.

sound cannot travel through...

a)

a window

b)

a steel door

c)

outer space

18.

Which form of the Electromagnetic wave has the most energy ?

a)

Radio

b)

X-ray

c)

Gamma Ray

19.

Waves carry _______ from one point to another

a)

force

b)

matter

c)

energy

20.

What is the reason(s) behind testing students?

check all that are true

a)

To find out if we are any good at teaching

b)

To accurately find out if you have learned anything

c)

Teachers have to give a grade so students can earn credits toward graduation.

d)

Testing is a way to force students listen and do work

e)

No one has thought of a better way to prove learning has taken place or how to prove progress has been made....

21.

Interference occurs when .....

a)

there are waves

b)

2 or more waves overlap

c)

there are beats

d)

when a defender blocks the pass

22.

The Bending of waves as it changes from one medium to another is called ....

a)

A reflection

b)

Refraction

c)

Diffraction

d)

interference

23.

The Definition of a wave reflection is :

a)

Shifting of light

b)

the bouncing back of a wave

c)

when light is absorbed

24.

When the Period increases, the frequency ( # of wave cycles) _______________

a)

Increases

b)

Stays the same

c)

Decreases

25.

What is needed to increase the amplitude in a wave?

a)

A Monster

b)

Light

c)

Sound

d)

Energy

26.

The symbol used for wave length is ....

a)

omega Ω

b)

Lambda λ

c)

Alpha α

27.

What is the symbol for Wave Speed ?

a)

N

b)

T

c)

λ

28.

What is the UNIT to label Frequency ?

a)

Seconds

b)

Newtons

c)

Hertz

d)

Joules

29.

The distance from one point on a wave and the nearest point just like it , is called ____________?

a)

Frequency

b)

Wave length

c)

amplitude

30.

Echoes are the reflection of _________ waves

a)

Light

b)

Electromagnetic

c)

Sound

d)

gas

31.

Compression waves CANNOT travel through......

a)

Light

b)

Empty Space

c)

Matter

32.

What is it called when a wave source or an observer are in motion and there is a shift in frequency ?

a)

Doppler Effect

b)

Big bang theory

c)

Red shift

33.

Wave speed is measured in this unit ........

a)

Meters

b)

seconds

c)

m/s. (meters / sec)

d)

minutes

34.

The middle of the electromagnetic Wave chart where you see a rainbow of colors is called ?

a)

infrarred

b)

ultra violet

c)

Visible light

35.

Sound waves are _____________ light waves

a)

Slower than

b)

Faster than

c)

the same as

36.

A Wave has a Frequency of 14HZ has a wavelength of 3 meters. At what speed will this wave travel. ?

a)

14m/s

b)

42m/s

c)

3m/s

37.

Infrared rays have a shorter wavelength than

a)

Ultraviolet ray.

b)

X-rays.

c)

radar waves.

d)

gamma rays

38.

The waves with the longest wavelengths in the electromagnetic spectrum are

a)

Infrared rays.

b)

radio waves

c)

gamma rays

d)

X-rays

39.

X-ray photographs show softer tissue

a)

as invisible.

b)

as dark, highly exposed areas.

c)

the same as dense bones.

d)

as bright white areas.

40.

The visible light spectrum ranges between

a)

radar waves and X-rays.

b)

television waves and infrared rays.

c)

infrared rays and ultraviolet rays.

d)

ultraviolet rays and gamma rays.

41.

Newton’s prism experiments showed that white sunlight is made up of

a)

the full electromagnetic spectrum.

b)

only blue light.

c)

all the colors of the visible spectrum.

d)

only the longest wavelengths.

42.

Which is an example of a radio wave

a)

television

b)

heat lamp

c)

vision

d)

sun light

43.

Select the correct order of waves on the EMS from low to high energy

a)

Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma

b)

Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio

c)

Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio

d)

Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma

44.

Wavelength and Frequency are related in that...

a)

they are always the same

b)

when one increases, the other decreases (inversely proportional)

c)

there is no correlation

d)

they both vary in an irregular pattern

45.
What do you have at 10^-2?
Wavelength Not Frequency
a)
Microwaves
b)
Infrared
c)
Radio
d)
X-Ray
46.
Which type of waves are used in broadcasting?
a)
radio waves
b)
infrared rays
c)
x-rays
47.

Helpful in military night vision goggles

a)

radio wave

b)

microwave

c)

infrared

d)

light

48.

Used in medical technology specifically in generating images of lungs and bone fractures

a)

infrared

b)

visible light

c)

ultraviolet

d)

x-ray

49.
Which wave has the largest wavelength?
a)
A
b)
B
c)
C
d)
None (same wavelength)
50.

Which of the following is true for sound waves?

a)

They require a medium.

b)

They are unrelated to vibrations.

c)

They cannot travel through liquids

d)

They can travel in a vacuum

51.

What is the Period of a wave with a FREQUENCY of 25 Hz?

(a)  

52.

What is the wave speed of a wave with a Frequency of

150 Hz and a wavelength of 2.6 meters?

(a)  

53.

Find the Period of a wave with a wavelength of 2 meters and a speed of 75 m/s

(a)