Which is the BEST description of how sound is produced by someone playing a guitar?

When the strings are plucked, air particles vibrate.

Which BEST describes how a piano can play a wide range of notes?

different strings in the piano produce different pitches

What do the curved lines around the ringing clock show?

sound waves travel out as the clock causes air to vibrate

The bottles produce different sounds when someone blows across them. Why?

the different amounts of liquids result in different pitches

Which happens when a violin string is plucked?

The string produces sound waves.

You place the tips of a vibrating tuning fork into a dish of water. What does this show?

Sound travels as waves in vibrating matter.

How are light and sound ALIKE?

both are forms of energy that travel as waves

A boy is plucking a stretched rubber band to make sounds. How can he change the pitch?

Pluck the band more quickly or more slowly.

Which can you conclude about the sounds in the chart above?

Sound waves of a music at a concert have greatest amplitude.

Which might the woman in the picture be saying to the boy?

"Lower your sound wave amplitude!"

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4th Grade Sound

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GCPS Sound Review

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Questions 20

Answers

1
A trumpet and a tuba are blown with the same effort. The sound different because _____.
they have different volumes
they produce different pitches
they have different amplitudes
they are made of different materials
2
Which is the BEST description of how sound is produced by someone playing a guitar?
The strings produce transverse waves of energy.
The fingers cause air particles to move across the room.
The strings transfer energy from the player's hands.
When the strings are plucked, air particles vibrate.
3
Which BEST describes how a piano can play a wide range of notes?
the piano produces sounds at different volumes
different strings in the piano produce different pitches
the piano produces sounds at different amplitudes
people can play the same notes yet produce different sounds
4
What do the curved lines around the ringing clock show?
you must sit near the clock to hear the sound wave produced
the sound wave amplitude change each time the clock rings
sound waves travel out as the clock causes air to vibrate
the alarm's pitch changes as it moves away from the clock
5
The bottles produce different sounds when someone blows across them. Why?
the bottles are made of different materials
the air does not vibrate across each bottle
the person doesn't blow same amount air across each bottle
the different amounts of liquids result in different pitches
6
The _________ of a sound determines how high or low the sound is.
wave
volume
frequency
pitch
7
Two people hear a dog barking. Al is 5 meters away. Bob is 20 meters away. Which is true?
The bark's pitch sounds higher to Al.
The bark sounds louder to Bob.
The bark's pitch sounds higher to Bob.
The bark sounds louder Al.
8
Which happens when a violin string is plucked?
Sound waves move through the string.
The string absorbs sound waves.
Sound waves move in one direction.
The string produces sound waves.
9
You place the tips of a vibrating tuning fork into a dish of water. What does this show?
Sound travels as waves in vibrating matter.
Sound is produced at different pitches.
Sound cannot travel through liquids.
Sound waves vary in length.
10
How are light and sound ALIKE?
both are forms of energy that travel as waves
both travel as rays
both depend on vibrations in air
both can vary in pitch
11
A boy is plucking a stretched rubber band to make sounds. How can he change the pitch?
Move closer to or farther away from the rubber band.
Pluck the rubber band harder or more softly.
Stretch the rubber band more or less tightly.
Pluck the band more quickly or more slowly.
12
Sound travels in _________________.
flash
waves
straight lines
beams
13
Which can you conclude about the sounds in the chart above?
Sound waves of a music at a concert have greatest amplitude.
Sound waves from a whisper vibrate the greatest distance.
Sound waves of traffic have a higher frequency than talking.
A quiet whisper has the lowest pitch.
14
How do musical instruments make sound?
by making something vibrate
by turning the instrument a certain way
by hitting them with a hammer
by blowing through a tube
15
Which might the woman in the picture be saying to the boy?
"Increase your sound wave frequency!"
"Lower your sound wave amplitude!"
"Lower your sound wave frequency!"
"Increase your sound wave amplitude!"
16
Which does the frequency of a sound wave determine?
energy
volume
amplitude
pitch
17
The ___________ of an object's vibrations determines its pitch.
sound
wave
speed
energy
18
Sound travels FASTEST through which of these materials?
metal
empty space
air
water
19
Sound is a kind of __________ that you can hear.
Energy
Matter
Feelings
Force
20
Sound is made when objects _____________.
vibrate
sleep
flow
freeze

4th Grade Sound Flashcards | StudBud