sound waves

which is true about a high pitch wave?

• longer wavelengths

• slow

• shorter wavelengths

• bill nye

whats does a sound wave need to travel through a vacuum?

sound travels in what form of waves. what type of waves are the sound wave?

Tags

NGSS.MS-PS4-2

draw a low frequency wave.

Tags

NGSS.MS-PS4-1

draw a high frequency wave.

Tags

NGSS.MS-PS4-1

how does the human ear work to hear sound?

• the ear listens

• the small bones in the ear hit the ear drum sending signals to the brain.

• the small bones in the ear hit the ear drum sending signals to the nose.

• the ear can hear and understand any sound immediately.

define "medium".

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

what is compression?

• the parts of the waves where the air particles are close together.

• far apart air particles.

• none of the above.

• the parts of the wave that the air particles are furthest apart.

Tags

NGSS.MS-PS4-1

what is rarefaction?

• the parts of the wave that the air particles are furthest apart.

• none of the above.

• close and far

• the parts of the waves where the air particles are close together.

As frequency of a vibration increases what also increases?

• volume

• vibration

• mass

• none of the above.