2.6 Sound Energy Quick Check

What is sound?

• Matter

• energy that lets you see

• energy you can hear

• energy that makes things warmer

Answer explanation

Sound is energy that you can hear. A sound is made when something vibrates.

Tags

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What has to happen for sound to be made?

• An object must be seen.

• There must be mass in an object.

• You must have a thermometer.

• An object must vibrate.

What are some properties of sound?

• mass and temperature

• color and shape

• loudness and pitch

• size and shape

Answer explanation

Loudness and pitch are properties of sound. Color, shape, size, and weight are all properties of matter. Sound is energy.

What is loudness?

• An object that is bright.

• An object that is dim.

• How high or low a sound is.

• How loud or soft a sound is.

Answer explanation

Loudness is how soft or loud a sound is. pitch refers to how high or low a sound is.

Tags

NGSS.MS-PS4-1

Sound is a form of ____________.

Tags

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Is a whisper loud or soft?

Answer explanation

A whisper is soft. A shout is loud.

Which sound has a high pitch?

• music from a tuba

• a bird chirp

• a rumbling train

Why is a scream louder than a whisper?

• It is bright.

• It has more energy.

• It has less energy.

• It is dim.

Tags

NGSS.MS-PS4-1

How could you make a soft sound louder?

• You can turn on the lights.

• You can increase heat.

• You can use less energy.

• You can use more energy.

Tags

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