How Sound Travels

What are Compression Waves?

• Sound waves that are open and long in different areas

• An area where Molecules are closest together

• Giant waves moving back and forth

• Waves that show the direction a sound wave is traveling

Tags

NGSS.MS-PS4-1

What Causes Sound?

• A Strike that causes vibrations

• A loud noise that goes everywhere

• Air moving every direction

• A boom that makes huge vibrations

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What Medium does Sound Travel through fastest ?

• Solid

• Gas

• Liquid

• Skin

Tags

NGSS.MS-PS4-2

What Medium does sound travel through slowest?

• Liquid

• Gas

• Solid

• Skin

Tags

NGSS.MS-PS4-2

What are Rarefaction's?

• Molecules spread out on sound waves

• Large molecules on a sound wave that move a little

• Sound waves that are tiny and move fast

• Molecules bunched together and move slowly

Are sound waves 3D?

• Yes

• NO

*Bonus* What is the speed of sound?

• 1000 Mph

• 329 Mph

• 767 Mph

• 562 Mph