8/18/2019 8L Sound Review

1/2

How does sound travel? Why can sound not  travel through a

vacuum?

Draw a longitudinal wave

SOUND REVIEW – WH! DO "OU #NOW?

Wh$ch o% the waves has&

the h$ghest %re'uency? ((((( 

the longest wavelength? ((((( 

the lowest )$tch? ((((( 

Wh$ch wave $s the loudest? ((((( 

Why do we see l$ghtn$ng *e%ore we hear 

thunder?

Sound travels %astest through (((((((((( 

*ecause+

Sound travels slowest through (((((((((( 

*ecause +

CA

B

How can you calculate the s)eed o% sound?

8/18/2019 8L Sound Review

2/2

What $s an echo?

What do these three have $n common? How can loud sounds damage the ear?

DEFINE:VI,R!E&

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HER!3 4H56&

OS.I00OS.O-E&

WVE&

WVE0EN7!H&

V.UU/&

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ERDRU/&

DE.I,E0 4d,6&

SOUND REVIEW – WH! DO "OU #NOW?