A disturbance that travels through a medium as a longitudinal wave

• sound
• wavelength
• pitch
• frequency

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

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

• sound
• diffract
• pitch
• volume

Tags

NGSS.MS-PS4-2

travels through solids fastest because the molecules are closer together

• speed of sound
• wavelength
• frequency
• amplitude

Sound waves are what kind of wave?

• Longitudinal
• Transverse
• Surface
• Electromagnetic

Tags

NGSS.MS-PS4-1

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

• frequency
• amplitude
• speed
• volume

Tags

NGSS.HS-PS4-1

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

Sound is produced by -----

• Heat energy

• Low temperatures

• Vibrations

• Friction

Tags

NGSS.HS-PS4-1

True or False: Sound needs a medium.

• True

• False

Sound waves are also known as ----- waves.

• Compression

• Longitudinal

• Neither

• Both longitudinal and compression