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Fun sound

Total questions: 25

Worksheet time: 1hrs 22mins

Name
Class
Date
1.

A guitar is played by striking or plucking its strings. This plucking action results in sound. The sound is created by

a)

the electrical connection to the guitar.

b)

the vibrations of the body of the guitar.

c)

the vibrations in the strings being plucked.

d)

the vibrations in the fingers plucking the strings.

2.

While on the beach for a holiday picnic, you spot a man walking on the shoreline playing his guitar. When you first spotted him, you could barely hear the guitar.


As he walks away from you, what will happen to the volume of the sound you hear?

a)

It will lower the volume of the sound.

b)

The volume of the sound will get louder.

c)

The volume of the sound will get fainter.

d)

The volume of the sound will stay constant.

3.

The table shows the number of times metal wires vibrate per second when they are plucked one by one. Which wire produced the sound with the highest pitch?

a)

Wire 1

b)

Wire 2

c)

Wire 3

d)

Wire 4

4.

Sarah and Maria made a telephone using two cans and a string. It was a very long string. Maria went upstairs in her house and Sarah stayed downstairs. Maria spoke softly into the can. "I can hear you!' Sarah said back. How can this happen?

a)

Sound waves travel through a vacuum.

b)

Sound waves travel from high to low.

c)

Sound waves travel through solids like the string.

d)

Maria talked so loudly that Sarah could hear her without the phone.

5.

By now, you know that sound is produced by vibrations. These vibrations can travel through solids, liquids, and gases, but not through ______________.

a)

empty space

b)

granite rock

c)

living objects

d)

the center of the earth

6.

Will a homemade telephone made of two cans and a string work better with a tightly-woven string or a loosely-woven string?

a)

a tightly woven string because it will not come apart as easily

b)

a loosely woven string because the sound waves have more room to move

c)

a tightly woven string because sound waves travel best through dense materials

d)

a loosely woven string because sound waves travel best through less dense materials

7.

If you hit a drum extremely hard, it will make a loud sound. The same drum, if you hit it softly, will make a much lower volume sound. Why does hitting the drum at different strengths produce different volumes?

a)

Because the vibrations are not the same strength.

b)

Because the vibrations are the same strength.

c)

Because the pitch is not the same strength.

d)

Because the pitch is the same strength.

8.

When you hold your nose and go underwater, you can still hear sounds that are made above the water, in the air, if they are loud enough. This is because the _________________ in the air get transferred to the water.

a)

lights

b)

pitches

c)

vibrations

d)

volumes

9.

Sound travels fastest in...

a)

solids

b)

liquids

c)

gases

d)

air

10.
The volume of a sound is measured in units called ________
a)
decibels
b)
liters
c)
sound waves
d)
inches per minute
11.
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.
12.
You stand outside a room that has the doors and windows closed. Why can you still hear sounds made inside the room?
a)
Vibrations are absorbed in the doors and windows
b)
Vibrations are reflected inside the room
c)
Vibrations travel through the door and the window
d)
Vibrations echo in the room
13.
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
14.
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
15.
A longer string makes a _______ pitch than a short string.
a)
louder
b)
softer
c)
higher
d)
lower
16.
To make a sound from a stringed instrument louder you must
a)
hit it
b)
pluck it harder
c)
hold it higher
d)
pluck it softer
17.
Dan was sitting outside playing his new drum when his dog knocked some sand on it.  Afterwards, each time Dan thumped the drum, he noticed the sand on top of the drum bounced.  Which of the following is the best explanation for why this happened?  
a)
Sand moves easily on drums.
b)
Dan was thumping the drum too hard.
c)
Vibrations moved from the drum to the sand.
d)
Vibrations moved from the sand to the drum.
18.
Jane and Sophie were playing a game in the pool.  Jane would ask a question andthen both girls would go under the water where Sophie would say the answer.  The girls observed that the sound was different under water.  Why is the sound different?
a)
Sophie didn’t speak loudly enough.
b)
Sound doesn’t vibrate in the water.
c)
Ears don’t receive sound under water.
d)
Sound moves differently through the water than the air.
19.
Which of the following would have the highest pitch?
a)
a lion roaring
b)
a man’s voice
c)
the rumble of a truck
d)
a bird chirping
20.
Terrance was practicing on his drums one afternoon when his mom asked him to play them quieter.  What should Terrance do?  
a)
put a towel over the drums
b)
tap the drums softer
c)
tap the drums harder
d)
tighten the drums
21.
Megan was listening to her favorite song on the radio.  She wanted to hear the song louder but she knew she shouldn’t turn the radio volume up.  What could Megan do to hear the song louder?  
a)
Close her eyes and focus on the music
b)
Move the radio closer to her
c)
Move the radio farther from her
d)
Tap on  the radio
22.
Jaylen put a different amount of water into three different jars.  He tapped each of the jars with a spoon and found that the jar with the least amount of water has the highest pitch.  Jaylen added another jar, but left it empty.  What would be the pitch of the empty jar when tapped with a spoon?
a)
The pitch would be lower than the other jars.
b)
The pitch would be higher than the other jars.
c)
The pitch would not change, but the volume of the sound would increase.
d)
The pitch would not change, but the volume of the sound would decrease.
23.
When tapped by a spoon, the jar with the most water has the lowest pitch of all three jars.  What does this say about the vibrations of jar with the most water?
a)
all the jars vibrate the same
b)
the jar with the most water vibrates faster than the other jars
c)
the jar with the most water vibrates slower than the other jars
d)
none of the jars vibrate 
24.
A sound with a high frequency has a _____ pitch. A sound with a ____ frequency has a low pitch.
a)
high, low
b)
low, high
c)
medium, high
d)
high, medium
25.

The picture show pots handing in Kelly's garden. She tapped each pot with a pencil. Which pot had the lowest pitch?

a)

1

b)

3

c)

5

d)

2

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