What do bats use ultrasound for?

To communicate and locate insects

To hear sounds at lower frequencies

To measure the human hearing range

What determines the frequency of a sound wave?

The speed of the source's vibration

The type of material producing the sound

What happens to Lucas's vocal cords when he creates a higher pitch?

They stretch and vibrate more rapidly

They relax and vibrate more slowly

They produce sound waves with lower frequency

How does Lucas create a lower pitch with his voice?

By relaxing the muscles in his throat

By increasing the speed of air passing over his vocal cords

By stopping the vibration of his vocal cords

What is the role of air from Lucas's lungs in sound production?

It causes the vocal cords to vibrate

It determines the pitch of the sound

It changes the frequency of the sound

Which of the following is true about sound waves produced by Lucas's vocal cords?

Higher pitch is produced by faster vibrations

Lower pitch is produced by faster vibrations

Higher pitch is produced by slower vibrations

Lower pitch is produced by stretched vocal cords

Match each statement with the correct pitch.

vocal chords vibrate more quickly

vocal chords vibrate more slowly

relax the muscles in the throat

Which of the following statements are true about sound waves?

The pitch depends on the frequency.

The higher the frequency, the higher the pitch.

The lower the frequency, the lower the pitch.

What is the Doppler effect?

The change in frequency of a wave as its source moves in relation to the observer.

The increase in wavelength of a wave as its source moves closer to the observer.

The decrease in amplitude of a wave as its source moves away from the observer.

The reflection of sound waves off a moving object.

Why does the pitch of a sound increase as the source approaches the observer?

The vibrations occur closer together, shortening the wavelength and increasing frequency.

The vibrations occur farther apart, lengthening the wavelength and decreasing frequency.

The amplitude of the sound waves increases as the source approaches.

The sound waves reflect off the observer, amplifying the pitch.

What happens to the pitch of a sound as the source moves away from the observer?

The pitch decreases because the vibrations occur farther apart, lengthening the wavelength.

The pitch increases because the vibrations occur closer together, shortening the wavelength.

The pitch remains constant regardless of the source's movement.

The pitch decreases because the amplitude of the sound waves decreases.

How does the Doppler effect explain the change in pitch of a car horn as it passes by?

The frequency increases as the car approaches and decreases as it moves away.

The amplitude increases as the car approaches and decreases as it moves away.

The wavelength remains constant, but the pitch changes due to reflection.

The sound waves are absorbed by the car, altering the pitch.

What is the relationship between wavelength and frequency in the Doppler effect?

Shorter wavelengths correspond to higher frequencies and higher pitch.

Longer wavelengths correspond to higher frequencies and higher pitch.

Shorter wavelengths correspond to lower frequencies and lower pitch.

Wavelength and frequency are unrelated in the Doppler effect.

Describe the pitch of sound wave A compared to sound wave B.

Sound wave A has a higher pitch than sound wave B.

Sound wave A has a lower pitch than sound wave B.

Sound wave A has the same pitch as sound wave B.

Sound wave A has no pitch and sound wave B does have a pitch.

Sound Waves (Part 2)

Passage

•

Science

•

6th - 8th Grade

•

Practice Problem

•

Hard

•

NGSS

MS-PS4-1, HS-PS4-1, MS-PS4-2

+1

Standards-aligned

Amanda Greeves

FREE Resource

33 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the distance between the same point on two waves called?

Amplitude

Frequency

Wavelength

Pitch

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which property of sound depends on the frequency of the sound wave?

Volume

Amplitude

Pitch

Wavelength

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the wavelength of sound waves with a low frequency?

It becomes shorter

It remains constant

It becomes longer

It disappears

How is amplitude measured in longitudinal waves?

By the distance between compressions

By how tightly packed the compressed waves are

By the frequency of the wave

By the pitch of the sound

What type of sound wave has a high pitch?

Sound waves with low frequency

Sound waves with high frequency

Sound waves with long wavelength

Sound waves with low amplitude

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The pitch is how __________ a sound is to someone.

high or low

complete or incomplete

loud or quiet

fast or slow

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is true?

The frequency of a sound wave depends on the medium the wave is traveling through.

Sound waves with a high frequency have a low pitch.

Sound waves with a low frequency have a high pitch.

The frequency of a sound wave depends on how fast the source of the sound is vibrating.

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Sound Waves (Part 2)

33 questions

What is the distance between the same point on two waves called?

Which property of sound depends on the frequency of the sound wave?

What happens to the wavelength of sound waves with a low frequency?

How is amplitude measured in longitudinal waves?

What type of sound wave has a high pitch?

The pitch is how __________ a sound is to someone.

Which is true?

Sound waves with a low frequency have a (a) wavelength. Sound waves with a high frequency have a (b) wavelength.

Which wave has a higher pitch?

What is the unit used to measure frequency?

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Sound Waves (Part 2)

33 questions

What is the distance between the same point on two waves called?

Which property of sound depends on the frequency of the sound wave?

What happens to the wavelength of sound waves with a low frequency?

How is amplitude measured in longitudinal waves?

What type of sound wave has a high pitch?

The pitch is how __________ a sound is to someone.

Which is true?

Sound waves with a low frequency have a ​ (a) wavelength. Sound waves with a high frequency have a ​ (b) wavelength.

Which wave has a higher pitch?

What is the unit used to measure frequency?

Access all questions and much more by creating a free account

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Sound waves with a low frequency have a (a) wavelength. Sound waves with a high frequency have a (b) wavelength.