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Hearing and Sound

Total questions: 54

Worksheet time: 2hrs 32mins

Name
Class
Date
1.
Which travels faster: sound or light waves?
a)
sound
b)
light
2.
Which comes first: lightning or thunder?
a)
lightning
b)
thunder
3.
What is the part of your ear you can see called?
a)
ear drum
b)
stirrup
c)
cochlea
d)
pinna
4.
What part of your body sends messages from your ears to your brain?
a)
optic nerve
b)
auditory nerve
c)
ear canal
d)
semi-circular canals
5.
Can sounds travel through liquids?
a)
Yes
b)
No
6.
Which of the following is an example of sound traveling through a solid?
a)
When you hear people in another room
b)
When you hear things underwater
c)
When you are talking to the person next to you
d)
Sound cannot travel through solids
7.
What unit do we use to measure sound?
a)
decibels
b)
inches
c)
pounds
d)
centimeters
8.
Are volume and pitch the same thing?
a)
No
b)
Yes
9.
Sound is caused by ______________.
a)
vibrations
b)
light
c)
the sun
10.

What is the name for the highness and lowness of sound?

a)

volume

b)

high

c)

low

d)

pitch

11.

Sound waves travel slowest through

a)

air

b)

clouds

c)

rain

d)

solids

12.

What do sound, light, heat, and electricity have in common?

a)

auditory

b)

both have noise

c)

energy

d)

pitch

13.

What happens when an object vibrates very fast, the pitch is?

a)

low

b)

high

c)

soft

d)

slow

14.

When does sound occur?

a)

When you hear a noise.

b)

When something is really loud.

c)

When something vibrates.

15.

How does sound travel best?

a)

through a solid

b)

through the sky

c)

through the air

d)

on a boat

16.

Sound waves can travel through

a)

air, light, night

b)

clouds, darkness, rain

c)

air, solid, liquid

17.
Is this a high pitch or a low pitch?
a)
High
b)
Low
18.
The hearing organ, the Cochlea is located in the...
a)
Inner Ear
b)
Middle Ear
c)
Outer Ear
19.
This area is filled with three bones, and mostly air. This is also where sound is amplified. Where does this occur?
a)
Outer Ear
b)
Middle Ear
c)
Inner Ear
20.
What is Pitch?
a)
How loud or soft a sound is
b)
muscle that holds vocal cords
c)
movement back and forth
d)
how high or low a sound is
21.
What is volume?
a)
How high or low a sounds is
b)
reflected sound that comes back and is repeated
c)
how loud or soft sound is
d)
movement back and forth
22.
What do waves look like when they're high sounding?
a)
They're long
b)
They're short
23.
What do sound waves look like when they're low?
a)
They're long
b)
they're short
24.
Why can't we hear sound in space?
a)
can't take our helmet off to hear
b)
Space has no mass / no gas/ solids/ liquids
c)
because it's dark
d)
Don't know, I've never been to space
25.
What happens when we hear an echo?
a)
We know there is danger
b)
there must be someone yelling back to us
c)
Sound is reflected off a surface and repeated back
d)
sounds waves are traveling really fast
26.
Why do we see lightning before we hear the thunder?
a)
Our eyes trick us
b)
Light travels faster than sound
c)
they're two separate things
27.
What happens to our hearing if we listen to loud noises all the time?
a)
We appreciate music better
b)
we get a ringing in our ears
c)
we start to experience hearing loss
28.

What is the function of the ridges on your outer ear?

a)

They prevent germs from entering your middle ear.

b)

They direct sound into your middle ear.

c)

They prevent loud noises from damaging your inner ear.

d)

They filter out very high and low-frequency sounds.

29.

How is your eardrum like a real drum?

a)

It produces sound.

b)

It vibrates.

c)

It is frequently struck by the bones in your middle ear.

d)

It is hollow.

30.

Place the following events in sequence: A) Your eardrum begins vibrating; B) Electrical impulses travel along nerve fibers; C) The hammer, anvil, and stirrup begin moving

a)

B, C, A

b)

A, B, C

c)

B, A, C

d)

A, C, B

31.
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.
32.
When sound waves cause the eardrum to vibrate, these vibrations are immediately passed on to the_________.
a)
outer ear and ear canal
b)
inner ear
c)
tiny hairs
d)
three small bones in the middle ear
33.
How does increasing the amplitude of a sound wave affect the sound?
a)
it makes the sound louder
b)
it makes the sound travel faster
c)
it increases the wavelength of the sound
d)
it increases the frequency of the sound
34.
What happens in the inner ear? 
a)
Sound waves are captured.
b)
Sound waves move deeper into the ear. 
c)
Sound waves are reflected.
d)
Sound waves are converted into nerve impulses.
35.
What is #13?
a)
Eardrum
b)
Anvil
c)
Hammer
d)
Cochlea
36.
What is #19?
a)
Semicircular Canals
b)
Ear Canal
c)
Auditory Nerve
d)
Cochlea
37.
What is #2?
a)
Ear Canal
b)
Pinna
c)
Hammer
d)
Anvil
38.
What do playing a guitar, banging on a drum, and dropping a pebble in water have in common?
a)
they all produce light
b)
they all convert heat to energy
c)
they all cause vibrations
d)
they all need gravity to move
39.
The range of human hearing.
a)
20 Hz - 20, 0000 Hz
b)
200 Hz - 2000 Hz
c)
20 Hz - 2000 Hz
d)
200 Hz - 20,000 Hz
40.
Your __________ vibrate when you talk
a)
stomach
b)
lips
c)
ears
d)
vocal cords
41.
An oscilloscope shows sound ________
a)
vibrations
b)
patterns
c)
imitations
d)
waves
42.
An image made by an ultrasound machine, often used for seeing internal organs in humans is called a(n):
a)
infrasound
b)
Ultrasound
c)
doppler effect
d)
decibel
43.

How is frequency measured?

a)

hertz

b)

decibels

c)

wavelength

d)

velocity

44.

The number of vibrations per second is defined _________________________.

a)

pitch

b)

frequency

c)

decibels

d)

doppler

45.

The tympanic membrane is the scientific name for the ____________.

a)

ear canal

b)

cochlea

c)

eardrum

d)

auditory nerve

46.

What is the abbreviation for decibels?

a)

db

b)

dB

c)

DB

d)

Db

47.

What is the term used to describe #1?

a)

crest

b)

trough

c)

amplitude

d)

wavelength

48.

What is the term for #2?

a)

crest

b)

trough

c)

amplitude

d)

wavelength

49.

What term describes point 3?

a)

crest

b)

trough

c)

wavelength

d)

amplitude

50.

Which term describes point 4?

a)

crest

b)

trough

c)

amplitude

d)

wavelength

51.

What is the importance of ear wax?

a)

Collects dust and dirt

b)

Help the sound travel

c)

Collect dust, dirt and fight infection

d)

Fight infection

52.

Which of the following is a part of the middle ear:

a)

the cochlea

b)

the Eustachian tube

c)

the external auditory canal

d)

the bony labyrinth

53.

Which part of the ear is responsible for equilibrium (balance)?

a)

Eardrum

b)

oscicles

c)

semicircular canals

d)

cochlea

54.

What part of the ear vibrates first when a sound is made?

a)

eardrum

b)

earcanal

c)

oscicles

d)

cochlea

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