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Waves Test Review

Total questions: 89

Worksheet time: 3hrs 14mins

Name
Class
Date
1.

A sound wave travels at a speed of 352 m/s. What is its wavelength if it has a frequency of 880 Hz?

(a)  

2.

What is the speed of light in a vacuum if its frequency is 5.0 × 10^14 Hz and its wavelength is 600 nm?​ ​ (a)  

Choose from the below words
3.0 × 10^8 m/s
8.3 × 10^8 m/s
1.2 × 10^8 m/s
3.

A guitar string vibrates at a frequency of 100 Hz. What is the wavelength of the sound wave if the speed of sound is 150 m/s?

(a)  

4.
What is the speed of a 20 Hz with a 4m wavelength?
a)
0.2 m/s
b)
5 m/s
c)
80 m/s
d)
320 m/s
5.
What is the frequency of a wave traveling at 300 m/s with a 4 m wavelength?
a)
0.013 Hz
b)
75 Hz
c)
300 Hz
d)
1200 Hz
6.
A wave has wavelength of 10 m and a speed of 340 m/s. What is the frequency of the wave?
a)
34 m/s
b)
3400 Hz
c)
3400 m/s
d)
34 Hz
7.
 A wave has frequency of 50 Hz and a wavelength of 10 m. What is the speed of the wave?
a)
500 m/s
b)
50 m/s
c)
5 m/s
d)
0.5 m/s
8.
 A wave has frequency of 5 Hz and a speed of 25 m/s. What is the wavelength of the wave?
a)
25 m
b)
125 m
c)
5 m
d)
25 m/s
9.

A guitar string vibrates with a frequency of 320 hz. If the wavelength of the vibration is 0.23 meters what is the speed of the wave?

a)

320.23 m/s

b)

1391.3 hz

c)

73.6 m/hz

d)

73.6 m/s

10.

Which equation can be used to calculate the speed of a wave?

a)

v = fλ

b)

f = v/λ

c)

λ = v/f

d)

v = λ/f

11.

What does the "v" represent in the equation v = fλ?

a)

Frequency of the wave

b)

Wavelength of the wave

c)

Velocity of the wave

d)

Amplitude of the wave

12.

If the wavelength of a wave is increased while its velocity remains constant, what happens to the wave's frequency?

a)

The frequency also remains constant.

b)

The frequency increases.

c)

The frequency decreases.

d)

There is no relation between frequency and wavelength.

13.

A wave with a frequency of 20 Hz has a wavelength of 4 meters. What is its speed?

a)

5 m/s

b)

16 m/s

c)

80 m/s

d)

240 m/s

14.

A wave with a wavelength of 0.5 meters is traveling through a medium with a velocity of 20 m/s. What is its frequency?

a)

0.025 Hz

b)

10 Hz

c)

20 Hz

d)

40 Hz

15.

What is the wavelength of a wave with a frequency of 100 Hz and a velocity of 340 m/s?

a)

0.34 m

b)

3.4 m

c)

34 m

d)

340 m

16.

What actually is traveling along the path shown in the images to the left? Actually _____is traveling along the path.

a)

the energy

b)

the wave

c)

the medium

d)

the wavelength

17.

Sound energy produces is which type of propagation of motion? Sound energy is an example of a(n) _____ wave energy.

a)

transverse

b)

compression

c)

reflection

d)

compressional or

longitudinal

18.

The three(3) waves shown, differ in their ___.

a)

amplitudes

b)

wavelengths

c)

wave types

d)

frequencies

19.

What is the name of item 2?

a)

wavelength

b)

amplitude

c)

period

d)

frequency

20.

What is the appropriate label for # 2 in the figure shown? The appropriate label is _____(word).

a)

wavelength

b)

amplitude

c)

period

d)

frequency

21.

What is the frequency of this wave system in 1 second? The frequency of this wave is _____.

a)

3 Hz

b)

1.5 Hz

c)

2 Hz

d)

2.5 Hz

22.

What is the unit of measurement for wave frequency? Wave frequency is measured in ______(word) units.

a)

meters/second

b)

seconds

c)

meters

d)

Hertz

23.

What type of wave behavior is occurring in this picture? _____ is the wave behavior shown.

a)

Reflection

b)

Refraction

c)

Diffraction

d)

Interference

24.

What is a medium? A medium is _____.

a)

matter having the dimensions between a small object and a large object

b)

the matter through which a wave can transmits its energy

c)

a pattern of vibration that simulates when a wave is standing still

d)

the distance from any point on a wave to an identical point on the next wave

25.

When a wave passes from one medium to another, often the of the wave will change.


(a)  
Choose from the below words
speed
frequency
speed, frequency, and wavelength
26.

This image best depicts which of the following wave behaviours? It best depicts _____.

a)

Reflection

b)

Resonance

c)

Diffraction

d)

Refraction

27.

A(n) _____ is a traveling disturbance that transmits energy without transmitting matter.

a)

radiation

b)

wave

c)

medium

d)

Reflection

28.

_____ require a medium through which the wave's energy can be transmitted.

a)

Amplitudes

b)

Electromagnetic Waves

c)

Mechanical Waves

d)

All Wave Energies

29.

The formula/equation for calculating a wave's speed is ν=?\nu=_{ }?_{ }

a)

λ  x  f\lambda\ \ x\ \ f

b)

ff

c)

λ÷f\lambda\div f

d)

f + λf\ +\ \lambda

30.

If two identical waves overlap, such as the one shown in the Figure(Constructive Interference), the resulting wave would have _____ of the wave shown.

a)

½ times the amplitude

b)

½ times the wavelength

c)

2 times the wavelength

d)

2 times the amplitude

31.
Which wave has the largest wavelength?
a)
A
b)
B
c)
C
d)
None (same wavelength)
32.
Which wave has the largest frequency?
a)
A
b)
B
c)
C
d)
None (same frequency)
33.
If all three are waves of light, which wave has the largest speed?
a)
A
b)
B
c)
C
d)
None (same speed)
34.

Which particle is a wave of light?

a)

proton

b)

neutron

c)

electron

d)

photon

35.
Which type of light has the lowest energy of this group?
a)
Radio
b)
Microwave
c)
Infrared
d)
Ultraviolet
36.
Which type of light has the largest wavelength of this group?
a)
X-rays
b)
Microwave
c)
Infrared
d)
Ultraviolet
37.
Which type of light has the highest energy of this group?
a)
red
b)
yellow
c)
green
d)
blue
38.
Which type of light has the smallest frequency of this group?
a)
red
b)
yellow
c)
green
d)
blue
39.
When an electron absorbs a photon of light, it also...
a)
gains positive charge
b)
gains negative charge
c)
increases energy level
d)
decreases energy level
40.
When an electron emits a photon of light, it also...
a)
gains positive charge
b)
gains negative charge
c)
increases energy level
d)
decreases energy level
41.

Radio waves and _______ are used in communication

a)

Microwaves

b)

Gamma rays

c)

Visible light

d)

Ultraviolet

42.
This color in the visible part of the spectrum has the lowest energy. 
a)
Blue
b)
Green
c)
Red
d)
Violet
43.
This color in the visible part of the spectrum has the highest energy.
a)
Blue
b)
Red
c)
Violet
d)
Yellow
44.
This color in the visible part of the spectrum has the smallest wavelength.
a)
Blue
b)
Red
c)
Violet
d)
Yellow
45.
This color in the visible part of the spectrum has the largest frequency.
a)
Orange
b)
Yellow
c)
Blue
d)
Green
46.

The following path of an electron emits a light wave that our eyes can detect.

a)

Ground -> Excited

b)

Excited -> Ground

c)

One full orbit of the nucleus

d)

Protons emit light. The question is misleading.

47.

This image depicts which of the following wave behaviors?

a)

Reflection

b)

Refraction

c)

Diffraction

d)

Resonance

48.

Definition: When one object vibrating at the same natural frequency of a second object forces that second object into vibrational motion.

a)

Reflection

b)

Refraction

c)

Diffraction

d)

Resonance

49.

The image depicts which of the following wave behaviors?

a)

Resonance

b)

Doppler Effect

c)

Polarization

d)

Diffraction

50.

The image depicts which of the following wave behaviors?

a)

Resonance

b)

Doppler Effect

c)

Interference

d)

Polarization

51.

The two blue and purple waves will undergo _________________ when they meet.

a)

Constructive interference

b)

Destructive interference

52.

The image of the two waves depicts

a)

Constructive interference

b)

Destructive interference

53.

Definition: The spreading out of waves as they pass through an opening or around objects.

a)

Reflection

b)

Refraction

c)

Diffraction

d)

Resonance

54.

Two waves that undergo destructive interference must be...

a)

In phase

b)

Out of phase

55.

The two categories of waves are

a)

Mechanical

b)

Physical

c)

Electromagnetic

d)

Love

56.

The two forms that waves can take are...

a)

Transverse

b)

Circular

c)

Diamond

d)

Longitudinal

57.

Light waves and sound waves are similar in that...

a)

They are both longitudinal waves

b)

They are both transverse waves

c)

They both transmit energy

d)

They both can travel through space.

58.

Which of the pictured is responsible for black pavement being hot?

a)

Transmission

b)

Reflection

c)

Refraction

d)

Scattering

e)

Absorption

59.

What type of interference is represented in this diagram?

a)

Constructive

b)

Destructive

60.

What type of interference is represented in the diagram?

a)

Constructive

b)

Destructive

61.

When a crest and a trough interfere, what occurs?

a)

They combine to create a higher amplitude wave.

b)

They counteract and the wave either lessens or stops completely.

c)

The wave changes into a longitudinal wave.

62.

The crest of a 2m tall wave collides with a trough of a 1m tall wave. What will be the amplitude of the resulting wave?

a)

1 meter

b)

2 meters

c)

3 meters

d)

4 meters

63.

The crest of a wave with an amplitude of 5m crashes into the crest of another wave with an amplitude of 3m. What will the amplitude of the resulting wave be?

a)

2 meters

b)

6 meters

c)

8 meters

d)

12 meters

64.

The wave bounces off an object after a collision

a)

Reflection

b)

Transmission

c)

Absorption

d)

Retraction

65.
Sound travels most quickly through:
a)
Solids
b)
Liquids
c)
Gases
d)
All the same
66.
A sound wave naturally occurs as a:
a)
longitudinal wave
b)
transverse wave
67.
According to your notes, what is the speed of sound in air?
a)
150 miles/hour
b)
340 meters/second
c)
3,000 meters/second
d)
600 miles/second
68.
Why is sound able to travel faster through a solid than a gas?
a)
Gas molecules are packed tightly.
b)
Solid molecules move quickly.
c)
Solid molecules are packed tightly.
d)
Gas molecules move slowly.
69.
Which is a tool that is used in medicine to view internal organs and pregnancy?
a)
oscilloscope
b)
doppler
c)
ultrasound
d)
sonar
70.
Wavelength and frequency have what relationship?
a)
Direct - when one increases, so does the other
b)
Inverse - when one increases, the other decreases
c)
Unrelated - sometimes they both change in the same way, and sometimes they don't
d)
Exponentially squared relationship
71.
Pitch and frequency have what relationship?
a)
Direct - when one increases, so does the other
b)
Inverse - when one increases, the other decreases
c)
Unrelated - sometimes they both change in the same way, and sometimes they don't
d)
Exponentially squared relationship
72.

All sound begins with:

a)

light

b)

a vibration

c)

a person

d)

space

73.
A sound with a high pitch would have:
a)
a low frequency
b)
a high frequency
c)
a low amplitude
d)
a high amplitude
74.
Which of the following would have the highest amplitude?
a)
a dog barking
b)
clapping your hands
c)
knocking on a door
d)
thunder
75.
Which of the following would have the highest pitch?
a)
a lion's roar
b)
a bird chirping
c)
beating a drum
d)
a cow's moo
76.
Which sound wave has high frequency?
a)
sound wave 1
b)
sound wave 2
c)
sound wave 3
d)
sound wave 4
77.
Which sound wave has low frequency and high amplitude?
a)
sound wave 1
b)
sound wave 2
c)
sound wave 3
d)
sound wave 4
78.
What is the pitch of this sound wave?
a)
high 
b)
low
79.

If someone is standing to the left of this wave, they would hear a ______ pitch than someone standing to the right of it.

a)

uglier

b)

prettier

c)

higher

d)

lower

80.

If you are standing in front of this car, the wavelengths nearest you would have a _______ frequency

a)

quieter

b)

louder

c)

higher

d)

lower

81.

What frequency band does your cell phone use?

a)

Radio- Microwave

b)

Infrared

c)

Visible waves

d)

Ultraviolet waves- X-rays

82.

Small, focused doses of high energy radiation passes through the subject, casting a "shadow" on the machine's sensors

a)

MRI

b)

X-Ray

c)

CT

d)

PET

e)

Ultrasonography

83.

high frequency vibrations are focused on the subject. The vibrations are reflected back to the sensor.

a)

MRI

b)

CT

c)

PET

d)

Ultrasonography

e)

X-Ray

84.

Which of the following is an X-ray

a)
b)
c)
d)
e)
85.

Which of the following is produced using ultrasonography?

a)
b)
c)
d)
e)
86.

Produces grainy images of soft tissues. Used exclusively on abdominal structures because it cannot pass through bone.

a)

MRI

b)

X-Ray

c)

CT

d)

PET

e)

Ultrasonography

87.

Fibre optic cables consist of very fine strands of glass or plastic fibre; transmitting data via

a)

magnetic pulses

b)

light pulses

c)

electricity

88.

TRUE OR FALSE:

A Wireless Network is a network where computers and other devices are connected physically with cables.

a)

TRUE

b)

FALSE

89.

2.__________is a hardware device designed to receive, analyze and move incoming packets to another network.

a)

Hub

b)

Router

c)

Modem

d)

Wireless

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