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Sound!!! (Show me what you've learned)

Total questions: 52

Worksheet time: 50mins

Name
Class
Date
1.
What is vibration?
a)
how loud a sound is
b)
the back and forth movement of matter
c)
how high or low a sound is
d)
the loudness or softness of a sound
2.
What is frequency?
a)
the number of vibrations per second
b)
how high or low a sound is
c)
the loudness or softness of a sound
d)
the back and forth movement of matter
3.
Measure of how high or low a sound is
a)
amplitude
b)
compression
c)
speed of sound
d)
pitch
4.
Why is sound able to travel faster through a solid than a gas?
a)
Gas molecules are packed tightly.
b)
Sound does not travel faster through a solid than a gas.
c)
Solid molecules are packed tightly.
d)
Gas molecules move slowly.
5.
What is volume?
a)
how high or low a sound is
b)
the loudness or softness of a sound
c)
the number of vibrations per second
d)
vibrations
6.
What happens to the sound an object makes when the speed of vibrations decreases (slow down)?
a)
its volume will increase
b)
its pitch rises
c)
its pitch becomes lower
d)
its volume decreases
7.

High pitches have what kind of vibrations?

a)

medium

b)

doesn't matter

c)

fast

d)

slow

8.

Which of the following sentences best describes how sound moves?

a)

Sounds can move through solids, liquids, and gases.

b)

Sound can move through empty space or through matter.

c)

Sound can move through solids and liquids, but not gases.

d)

Sound can move through liquids and gases but not through solids.

9.
Sound is caused by....
a)
molecules
b)
vibrations
c)
people
d)
space
10.
A voice or sound that results from faster vibrations has a
a)
high pitch
b)
low pitch
11.

What does frequency do to a sound?

a)

Changes the volume

b)

Changes the pitch

c)

Turns it off

d)

Turns it on

12.

Frequency = the number of ____ per second

a)

decibels

b)

vibrations

c)

pitches

d)

sound

13.

What does changing amplitude do to a sound?

a)

Changes the pitch

b)

Changes the volume

c)

Changes the color

d)

Changes the music

14.

Sound travels fastest through __________ and slowest through ____________.

a)

gasses, solids

b)

gasses, liquids

c)

solids, gasses

d)

liquids, solids

15.

Which sound wave shows the highest frequency?

a)

red

b)

blue

c)

yellow

d)

pink

16.

The sound with greater _______________ has ________________ pitch.

a)

frequency, lower

b)

amplitude, lower

c)

frequency, higher

d)

amplitude, higher

17.

Why does sound travel fastest through solids and slowest through gases?

a)

It doesn't absorb the sound.

b)

Gas particles are close together and sound bounces off.

c)

Solid particles are close together and sound bounces off.

d)

The wavelengths are different size.

18.

Which sound wave shows a low pitch?

a)

Red

b)

Blue

19.
Why is the school library covered with carpet?
a)
So everyone can make a lot of noise
b)
to help absorb sounds to keep it quiet
c)
because it looks good
d)
to help absorb sounds so it can stay noisy
20.
What is the RED arrow (#1) represent?
a)
amplitude
b)
wavelength
21.
What is the GREEN arrow (#2) represent?
a)
amplitude
b)
wavelength
22.

When the amplitude of the sound wave is tall...

a)

the sound is quiet

b)

the sound is loud

c)

the sound is fast

d)

the sound is slow

23.
Loud and quiet sounds can have...
a)
the same volume, but different pitch
b)
the same pitch, but different volumes
24.

Amplitude is...

a)

a type of sound

b)

the distance between the resting point and the crest

c)

how fast a sound is

25.

Frequency is...

a)

the number of crests or troughs of a wave that pass by over a certain amount of time

b)

how slow a sound is

c)

how fast a sound is

26.

Medium is...

a)

Solid, and Liquid

b)

the vibration of sound

c)

the matter through which a wave travels

27.

Wavelength is...

a)

the distance of one crest or trough to the wave

b)

how long a vibration is

c)

distance

d)

the length of one crest to trough

28.

When Mr. Agyemang yells his name in a cave, the sound reflects off the walls of the cave and travels back to his ears. What is this called?

a)

refraction

b)

amplitude

c)

pitch

d)

echo

29.
Part of the ear where vibrations are changed to nerve signals
a)
eardrum
b)
cochlea
30.
The part of the ear that vibrates first when hearing a sound
a)
eardrum
b)
cochlea
31.
Used to measure the loudness of common sounds
a)
pitch
b)
frequency
c)
decibel
d)
vibration
32.
When the sound source moves, the frequency changes
ex. police car siren sounding lower pitch after the car passes
a)
pitch
b)
frequency
c)
Doppler Effect
d)
medium
33.
The part of a longitudinal wave where the particles of the medium are close together.
a)
rarefaction
b)
compression
c)
crest
d)
trough
34.
A part in a longitudinal wave where the particles are spread apart
a)
compression
b)
rarefaction
c)
crest
d)
trough
35.
A wave in which the vibration is in the same direction as that in which the wave is traveling; sound waves
a)
longitudinal wave
b)
ocean wave
c)
transverse wave
d)
mechanical wave
36.
Highest point of a wave
a)
crest
b)
trough
c)
wavelength
d)
frequency
37.

Bending of waves around an object (such as through a doorway). Hint: The ability to hear a conversation in another room.

a)

sound

b)

diffraction

c)

pitch

d)

volume

38.

The Audible Range of frequency for Human ear is

a)

20 HZ to 20,000 HZ

b)

2 HZ to 20,000 HZ

c)

20 HZ to 200 HZ

d)

None

39.
Sound moves in a _________.
a)
Transverse wave
b)
Longitudinal wave
40.

Area of a longitudinal wave where particles are APART.

a)

Compression

b)

Rarefaction

c)

Wavelength

d)

Vibration

41.

What is compression?

a)

When air molecules move apart from one another.

b)

When air molecules collide with one another.

c)

When air molecules become packed tightly together

d)

When air molecules move around freely.

42.

A sound wave of over 20,000 cycles per seconds is inaudible to humans. What does "inaudible" mean?

a)

Loud

b)

Shrill

c)

Deep

d)

Unable to be heard

43.

Where would sound travel the slowest?

a)

Vietnam

b)

Canada

c)

At the North Pole

d)

Jamaica

44.

Which letter shows a sound that is loud?

a)

A

b)

B

c)

C

d)

D

45.

Which letter shows a low pitched sound?

a)

A

b)

B

c)

C

d)

D

46.

In a wave, as energy increases, wavelenth __________________.

a)

increases

b)

decreases

c)

stays the same

d)

none of the above

47.

In a wave, as energy decreases, frequency _________________

a)

increases

b)

decreases

c)

stays the same

d)

none of the above

48.

In a wave, as energy decreases, frequency _________________

a)

increases

b)

decreases

c)

stays the same

d)

none of the above

49.

Sound waves are _________waves because they must have a medium to travel through (solid, liquid, gas).

a)

transverse

b)

mechanical

50.

Sound can be _________ by matter.

a)

depicted, restricted, or absorbed

b)

reflected, refracted, or absorbed

c)

conflicted, restricted, or absorbed

51.

Faith-Ann plays drums in the school band. Sometimes she hits her drum gently, and it makes a soft sound. But sometimes she hits the drum hard, and it makes a loud sound.

What quality of sound does Faith-Ann experience?

a)

the volume

b)

the pitch

c)

the direction

d)

the thickness

52.

Ridhhima had a ukelele. She put four strings of the same length and thickness on her ukelele.

She wound some of the strings more tightly than others.

String 2 was wound the tightest.

String 4 was wound the loosest.

String 1 was wound tighter than string 4 but looser than string 3.

Madeline plucked each string on the ukulele. Place the strings in order from the string that made the highest-pitched sound to the string that made the lowest-pitched sound.

a)

String 2,3, 1, 4

b)

String 1, 2, 3, 4

c)

String 4,3, 2, 1

d)

String 4, 2, 1, 3

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