3.1 Sound waves and how they travel

A series of vibrations you can hear.

• Light.

• Electromagnetic wave.

• Sound

• Magnetic wave.

Area where air is pushed together by vibrations

• Rarefaction

• Compression.

• Reflection.

• Collection.

Tags

NGSS.MS-PS4-1

Area where the air particles are further apart.

• Rarefaction

• compression
• Refraction

• Reflection

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Sound travels fastest through...

• gas
• liquid
• solids/metals
• space

Tags

NGSS.HS-PS4-1

Sounds travels slowest through...

• space
• solids/metals
• gas
• liquids

Area of a longitudinal wave where particles are APART. 

• Compression
• Rarefaction

What is vibration?

• The rate at which sound waves occur

• Movement back and forth

• How high or low a sound is

A place where no sound exists is...

• in the air

• under water

• space/vaccum

• all of the above

True or False: Sound travels faster through solids than through liquids

• True 
• False

Tags

NGSS.MS-PS4-2

True or False: Sound waves need a material, or medium, to travel through.

• True 
• False

Tags

NGSS.MS-PS4-2