Sound Waves and Mechanical Wave Interactions

How high or low a sound is; depends on the frequency (greater frequency= higher pitch)

• pitch
• frequency
• sound
• medium

Tags

NGSS.HS-PS4-1

A reflected sound wave

• frequency
• pitch
• echo
• rarefaction

Tags

NGSS.MS-PS4-2

Which feature of sound is determined by amplitude?

• Pitch
• Smoothness
• Loudness

Tags

NGSS.MS-PS4-1

If the distance represented by the letter A (the amplitude) were increased, how would it change the sound?

• The sound would be higher. 
• The sound would be lower. 
• The sound would be softer. 
• The sound would be louder. 

Tags

NGSS.MS-PS4-1

When a sound is louder what measurement gets bigger?

• Frequency 
• Amplitude 
• Wavelength 
• Crest

Tags

NGSS.MS-PS4-1

What is something natural that Sound cannot travel through?

• Water
• Air
• Liquids
• outer Space

Tags

NGSS.MS-PS4-2

What is changed in the second picture?

• Someone is talking louder in picture 2
• Someone is talking softer in picture 2
• Someone is talking lower pitch in picture 2
• Someone is talking higher pitch in picture 2

Tags

NGSS.MS-PS4-1

Sound is made when a source of energy forces the matter to

• Vibrate

• Move

• Stay still

Tags

NGSS.MS-PS4-1

In which of these types of media will sound travel fastest?

• Solid

• Liquid

• Gas

Tags

NGSS.MS-PS3-4

Frequency of waves is measured in

• Hertz

• Decibels

• Watts