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Total questions: 60

Worksheet time: 1hrs 4mins

Name

Class

Date

Which one of the following material will reflect sound better?

Thermocole

Curtain made from cloth

Steel

Paper

The velocity of sound in vacuum is

330 m/s

1430 m/s

6100 m/s

The human perception of how much energy a sound wave carries

frequency

loudness

distance

Some animals use this to navigate and hunt

frequency

ecolocation

vibration

The total time for sound waves to return to a ship was 8 seconds after being released. What is the depth in meters?

Distance (Depth) = Velocity x (Total time/2)

Velocity of sound in water = 1500 m/s

12,000m

6000m

375m

187.5m

The total time for sound waves to return to a ship was 4.5 seconds after being released. What is the depth in meters?

Distance (Depth) = Velocity x (Total time/2)

Velocity of sound in water = 1500 m/s

6750m

333.33m

667m

3375m

If the depth of the ocean floor is 7500 meters, how long does it take sound waves to reach the bottom of the ocean?

Distance (Depth) = Velocity x (Total time/2)

Velocity of sound in water = 1500 m/s

10sec

5sec

11,250,000sec

0.2sec

A rapid back and forth movement?

Echo

Vibrate

Pitch

Amplitude

Why is the school library covered with carpet?

So everyone can make a lot of noise

to help absorb sounds to keep it quiet

because it looks good

to help absorb sounds so it can stay noisy

10.

______________ sounds have a larger amplitude

quiet

loud

11.

How sound is made?

From vibration that disturbs the surround molecules

Ultrasonic transmission from transmitter

The ossicles detection pass into the inner ear

The ability to perceive sounds by detecting vibrations

12.

Water waves and light waves are both examples to ___

Longitudinal Wave

Transverse Wave

Frequency wave

Sound Wave

13.

Carries energy from one place to another

Waves

Amplitude

Frequency

Crest

14.

As the wavelength increases, the frequency ____

increases

decreases

remain same

none of the above

15.

The lowest point on the transverse wave is called_______

trough

crest

wavelength

frequency

16.

This is the distance from the equilibrium position to the crest or to the trough.

crest

trough

wavelength

amplitude

17.

What do all waves transmit

energy

matter

frequency

water

18.

The height of the peaks above the resting line in a wave illustrated at point B in the image

Amplitude

Trough

Node

Wave

19.

In a transverse wave, the vibrations are (a) to the direction of the wave.

20.

The vibrations in a longitudinal wave are (a) to the direction of energy transfer.

21.

The vibrations in a longitudinal wave are (a) to the direction of energy transfer.

22.

What kind of wave is pictured below?

compressional wave

transverse wave

sound wave

mechanical wave

23.

What type of waves are these?

Transverse waves

Longitudinal waves

24.

How would you describe the movement of a transverse wave?

Up and down

Back and forth

In zigzags

Linear

25.

Which wave travels parallel in relation to a medium?

Transverse

Longitudinal

Both

Neither

26.

Which wave travels parallel in relation to a medium?

Transverse

Longitudinal

Both

Neither

27.

It is an animal that uses echolocation.

Mole

Cachalot

Moth

Oilbird

28.

People who use echolocation.

Blind People

Scientists

Some lucky people

None of the above

29.

Some radar uses.

Vaccines

Cave exploration

Photography

Astronomy

30.

Sonar evolution

Radar

Microbiology

Music

Fishing

31.

Some radar uses.

Vaccines

Cave exploration

Photography

Astronomy

32.

Velocity= ________
Wavelength= .5m
Frequency= 150 hertz

.75 m/s

75 m/s

300 m/s

33.

Velocity= 600 m/s
Wavelength= 2.0m
Frequency= _________

300 hertz

.0033 hertz

3000 hertz

34.

Velocity= 320 m/s
Wavelength= 80 m
Frequency= ___________

4 hertz

.25 hertz

400 hertz

35.

Velocity= ________
Wavelength= 1.2 m
Frequency= 210 hertz

175 m/s

252 hertz

252 m/s

36.

Velocity= _________
Wavelength= 3.0 m
Frequency= 120 hertz

40 m/s

360 m/s

0.025 hertz

37.

Velocity= 12 m/s
Wavelength= __________
Frequency= 600 hertz

7200 m

0.02 m

612 m

38.

Velocity= 190 m/s
Wavelength= _________
Frequency= 1.1875hertz

225.63 hertz

160 hertz

0.00625 hertz

39.

Velocity= 110 m/s
Wavelength= ___________
Frequency= 300 hertz

0.367 m

33,000 m

2.73 m

40.

Velocity= 65 m/s
Wavelength= 6.5 m
Frequency= ____________

422.4 hertz

10 hertz

.10 hertz

41.

The distance between two corresponding points on adjacent waves is...

wavelength

frequency

amplitude

wave velocity

42.

The lowest point on a wave is called a....

anti-node

node

trough

crest

43.

Which of the following is TRUE?

A higher amplitude causes a longer wavelength

A higher frequency causes a shorter wavelength

A faster wave velocity causes a longer wavelength

A lower amplitude causes a slower wave velocity

44.

Which of the following could effect the wave's velocity?

The wave's frequency

The wave's amplitude

The wavelength

The medium the wave is travelling through

45.

The full length of a wave from a crest to a crest is...

frequency

amplitude

node

wavelength

trough

46.

A wave has wavelength of 10 m and a speed of 340 m/s. What is the frequency of the wave?

34 m/s

3400 Hz

3400 m/s

34 Hz

47.

A wave has frequency of 50 Hz and a wavelength of 10 m. What is the speed of the wave?

500 m/s

50 m/s

5 m/s

0.5 m/s

48.

Which wave in the diagram has the greatest frequency?

49.

A wave has frequency of 5 Hz and a speed of 25 m/s. What is the wavelength of the wave?

25 m

125 m

5 m

25 m/s

50.

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?

320.23 m/s

1391.3 hz

73.6 m/hz

73.6 m/s

51.

What is the speed of a 20 Hz with a 4m wavelength?

0.2 m/s

5 m/s

80 m/s

320 m/s

52.

What is the frequency of a wave traveling at 300 m/s with a 4 m wavelength?

0.013 Hz

75 Hz

300 Hz

1200 Hz

53.

Review: Frequency and period are reciprocally related. Therefore, if the frequency of a wave is 5 Hz, then the period is__________.

5 sec

1/5 sec

50 sec

1/2 sec

54.

Review: What is the frequency of a wave?

How fast the wave moves from one point to the next

The time it takes for one wave to happen

The length of a wave

How many waves pass a fixed point in 1 second

55.

Review: frequency and period are reciprocally related. Therefore, if the period is 1/2 seconds, then the frequency is ___________.

2 Hz

1/2 Hz

2 sec

5 Hz

56.

$V=f\lambda$
If the frequency is 5 Hz and the wavelength is 2 m, then what is the wave's velocity?

10 m/s

5/2 m/s

2/5 m/s

7 m/s

57.

$V=f\lambda$
If the wave velocity is 20 m/s and the wavelength is 2 m, then what is the frequency?

10 Hz

40 Hz

0.1 Hz

58.

$V=f\lambda$ $f=\frac{1}{T}$
If the time period of a wave is 2 seconds and the wavelength is 4 m long, then what is the wave's velocity?

2 m/s

8 m/s

1/2 m/s

59.

$V=f\lambda$
If the velocity of the wave is 10 m/s and the frequency is 5 Hz, then what is the wavelength?

2 m

50 m

5 m

15 m

60.

Which wave has a greater frequency?

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Total questions: 60

Worksheet time: 1hrs 4mins

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