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Physical Science-Waves/Sound

Total questions: 48

Worksheet time: 28mins

Name
Class
Date
1.

A wave will travel only as long as it has ____ to carry.

a)

material

b)

medium

c)

energy

d)

matter

2.

When you squeeze together the coils of a spring and release it, you are creating a ___ wave

a)

longitudinal

b)

transverse

c)

compressional

d)

none of the above

3.

Which of the following is a combination of a transverse and compressional wave?

a)

surface

b)

electromagnetic

c)

sound

d)

microwave

4.

Waves in which the particles of matter move in the same direction (parallel) to the motion of the wave are:

a)

compressional

b)

transverse

c)

x rays

d)

light waves

5.

Waves in which the particles of matter move perpendicular to the motion of the wave are:

a)

transverse

b)

longitudinal

c)

seismic waves

d)

compressional waves

6.

The energy a wave carries is measured by its

a)

wavelength

b)

amplitude

c)

frequency

d)

speed

7.

If the frequency of a particular wave doubles, what happens to the wavelength?

a)

it will also double

b)

it is cut in half

c)

it will remain unchanged

d)

it will triple in length

8.

According to the law of reflection, as the angle of incidence increases, the angle of reflection:

a)

will increase

b)

will decrease

c)

will remain unchanged

9.

When two waves encounter each other, ___ always occurs

a)

interference

b)

reflection

c)

refraction

d)

diffusion

10.

Which of these creates constructive interference?

a)

when crest meets crest

b)

when trough meets trough

c)

when trough meets crest

11.

Constructive interference results in

a)

a smaller wave

b)

a wave of the same size

c)

a wave of larger size

12.

When two waves meet, the areas where they cancel each other out is experiencing

a)

postive interference

b)

constructive interference

c)

destructive interference

13.

When a wave passes from a more dense medium to a less dense medium its speed will

a)

decrease

b)

remain the same

c)

increase

14.

When a piano key is struck and a nearby glass begins to vibrate at the same frequency this is called

a)

interference

b)

refraction

c)

reflection

d)

resonance

15.

Sound waves are ___ waves.

a)

transverse

b)

compressional

c)

seismic

16.

The way your brain interprets amplitude of a sound wave is as:

a)

pitch

b)

loudness

17.

The way your brain interprets frequency of a sound wave is as:

a)

pitch

b)

loudness

18.

Hertz is the unit of wave

a)

frequency

b)

intensity

c)

amplitude

d)

wavelength

19.

For the Doppler effect to occur

a)

the sound source must be moving

b)

the sound receiver must be moving

c)

either the sound source or the sound receiver must be moving

d)

neither the sound source nor the sound receiver must be moving

20.

A sound with distinctive pitch and a specific pattern is called

a)

noise

b)

pitch

c)

intensity

d)

music

21.

Middle C on a piano and on a flute sound different. This is described as sound

a)

pitch

b)

intensity

c)

amplitude

d)

quality

22.

Reverberation of sound waves is caused by wave

a)

reflections

b)

refractions

c)

diffractions

d)

diffusions

23.

Bats use ___ to locate prey and navigate.

a)

echolocation

b)

radar

c)

infrasonic sound

24.

A system of using the reflections of underwater sound waves to locate or map items under water is called

a)

radar

b)

sonar

c)

ultrasound imaging

d)

echolocation

25.

A repeating disturbance or vibration of matter is called a:

a)

wave

b)

force

c)

medium

d)

energy

26.

The angle formed between a wave and the normal of the barrier it strikes is called the angle of

a)

reflection

b)

incidence

c)

refraction

d)

diffusion

27.

The angle between a wave bouncing off a barrier and the normal of that barrier is called the angle of:

a)

reflection

b)

refraction

c)

diffraction

d)

incidience

28.

An imaginary line drawn perpendicular to a barrier or surface is called the:

a)

angle

b)

diffraction

c)

normal

d)

refract

29.

When a wave passes into a material that speeds it up, the wave will bend ___ the normal.

a)

away from

b)

toward

c)

parallel

30.

When a wave moves into a material that slows it down, the wave will bend ___ the normal.

a)

toward

b)

away from

c)

parallel

31.

When a wave must change direction or bend to go around a barrier or through an opening this is called

a)

refraction

b)

reflection

c)

reverberation

d)

diffraction

32.

The unit used to measure sound intensity or loudness is called the

a)

hertz

b)

pascal

c)

decibel

33.

When waves of equal frequency and wavelength constantly interfere with one another a ____ wave results.

a)

refraction

b)

diffraction

c)

standing

d)

sitting

34.

The study of sound and producing and controlling good listening experiences is called:

a)

acoustics

b)

sonar

c)

radar

d)

reverberation

35.

Waves travel through a medium faster as you

a)

increase the temperature

b)

decrease the temperature

36.

Which of the following waves can travel through empty space?

a)

mechanical

b)

sound

c)

electromagnetic

d)

seismic

37.

Which of the following is mismatched?

a)

high point of a wave--crest

b)

low point of a wave--trough

c)

distance between identical points on two successive waves--amplitude

d)

number of waves that pass a given point in a given time--frequency

38.

When sound waves of similar frequencies interfere with one another they create alternating sounds of loudness and softness called:

a)

beats

b)

pulses

c)

rarefactions

d)

compressions

39.

In a standing wave, the areas where waves interfere and cancel each other out are called

a)

nodes

b)

antinodes

c)

compressions

d)

rarefactions

40.

Which of the following is NOT true?

a)

high pitched sounds have higher frequency

b)

low pitched sounds have lower frequency

c)

loud sounds have longer wavelengths

d)

soft sounds have lower amplitudes

41.

Sound travels best in

a)

solids

b)

liquids

c)

gases

d)

plasma

42.

The prolonged production of sound even after the source of the sound waves stops is called:

a)

reflection

b)

refraction

c)

reverberation

d)

replay

43.

Identify the parts of a standing wave.

44.

Label the following points

45.

Match the type of wave with its corresponding picture.

46.

Label the parts of this compressional wave.

47.

Which statements are true?

a)

Red wave has the longest wavelength

b)

Green wave has the highest frequency

c)

Violet wave would have the highest pitch

d)

Blue wave carries the greatest amount of energy

48.

Which of these statements is true?

a)

Both waves have the same pitch.

b)

The top wave sounds softer than the bottom wave.

c)

The bottom wave has more energy than the top wave.

d)

Both waves have the same intensity,