Sound Energy

What is sound?

• Series of vibrations that can be heard

• reflection of a sound wave

• moving areas of high and low pressure

• measure of energy a wave carries

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What is a sound wave?

• Series of vibrations that can be heard

• reflection of a sound wave

• moving areas of high and low pressure

• area where air is pushed together

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What is an echo?

• series of vibrations that can be heard

• reflection of a sound wave

• moving areas of high and low pressure

• measure of energy a wave carries

Tags

NGSS.MS-PS4-2

What is compression?

• area where air is pushed together

• reflection of a sound wave

• moving areas of high and low pressure

• measure of energy a wave carries

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What is amplitude?

• moving areas of high and low pressure

• area where air is pushed together

• measure of energy a wave carries

• Series of vibrations that can be heard

Tags

NGSS.MS-PS4-1

What is a good visual model that represents how sound waves travel?

• An airplane flying through the sky

• A person kicking a soccer ball

• Cars racing each other

• Rock dropping in water

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What can affect the pitch of a stringed instrument?

• The size of the player's hand.

• The length of the strings.

• How hard it is to pluck.

Tags

NGSS.MS-PS4-1

If the pitch of a sound is high, the source of the sound is _________________________.

• vibrating up and down

• vibrating slowly

• vibrating in circles

• vibrating quickly

Tags

NGSS.MS-PS4-1

What is the pitch of a sound?

• measure of sound energy reaching you ear

• sound wave made by an object moving faster than the speed of sound

• measure of high or low a sound is

• reflection of sound wave

What is wave length?

• measure of the distance between a point on one wave and the same point on the next wave

• measure of high or low a sound is

• measure of sound energy reaching you ear

• sound wave made by an object moving faster than the speed of sound

Tags

NGSS.MS-PS4-1