Sound Waves

A disturbance that travels through a medium as a longitudinal wave

• sound
• wavelength
• pitch
• frequency

Tags

NGSS.MS-PS4-1

Bending of waves around an object (such as through a doorway)

• sound
• diffract
• pitch
• volume

Tags

NGSS.MS-PS4-2

Material (matter) through which a wave travels

• medium
• Doppler Effect
• sound
• pitch

Tags

NGSS.MS-PS4-2

When the sound source moves, the frequency changes
ex. police car siren sounding lower pitch after the car passes

• pitch
• frequency
• Doppler Effect
• medium

Tags

NGSS.HS-PS4-1

The part of a longitudinal wave where the particles of the medium are close together.

• rarefaction
• compression
• crest
• trough

If you want to change the pitch of a sound, you have to change the ___

• frequency
• amplitude
• speed
• volume

This is the unit used to measure the volume of a sound. 

• Decibel
• Medium
• Vibration
• Oscilloscope

This is what you get when sound waves are reflected, or bounce back, off of a hard surface.

• Amplitude
• Pitch
• Volume
• Echo

Tags

NGSS.MS-PS4-2

The term for how high or low a sound is:

• pitch
• volume
• sound
• medium

The term for how loud or soft a sound is:

• pitch
• volume
• sound
• medium

Tags

NGSS.MS-PS4-1