Volume & Vibrations

Question 1

Ari hits her hand drum twice. The first hit is a gentle tap that makes a quiet sound. The second hit is a strong smack that makes a loud sound. Which statement best explains why the second sound is louder?

Accepted Answer

The drum skin vibrates with larger movements during the strong smack, creating a louder sound.

Answer

The drum becomes bigger when it is hit hard, so it makes a louder sound.

Answer

Ari was standing closer to the drum when she made the loud sound.

Answer

The strong smack makes the sound last longer, which makes it seem louder.

Question 2

If you strike a tuning fork with a gentle tap versus a hard blow, which statement best describes how the volume of the sound changes?

Accepted Answer

A harder blow makes the sound louder because it creates stronger vibrations in the fork.

Answer

A harder blow makes the sound higher in pitch because the vibrations move faster, not louder.

Answer

A harder blow makes the sound softer because it reduces the size of the vibrations.

Answer

The volume stays the same regardless of how hard you strike, because volume is only about the material of the fork.

Question 3

Liam taps a metal pot with a wooden stick. When he taps the pot gently, the sound is faint. When he taps the pot with a hard hit, the sound is .

Accepted Answer

louder

Answer

quieter

Answer

softer

Answer

the same volume

Try three questions

Ari hits her hand drum twice. The first hit is a gentle tap that makes a quiet sound. The second hit is a strong smack that makes a loud sound. Which statement best explains why the second sound is louder?

If you strike a tuning fork with a gentle tap versus a hard blow, which statement best describes how the volume of the sound changes?

Liam taps a metal pot with a wooden stick. When he taps the pot gently, the sound is faint. When he taps the pot with a hard hit, the sound is ____.

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