Sound Waves

Sound waves travel the fastest through gases

• True

• False

Sound does not travel through outer space

• True

• False

Waves have several characteristics including troughs, which are the highest points of a wave

• True

• False

Tags

NGSS.MS-PS4-1

The distance between wave crests is called amplitude

• True

• False

Tags

NGSS.MS-PS4-1

Frequency is the height of a wave from its trough to its midpoint

• True

• False

An oscilloscope is a machine that gives a picture of a sound wave. Low-pitched sounds have long wavelengths, and high-pitched sounds have short wavelengths. Which sound shown has the highest pitch?

• 
• 
• 
• 

Tags

NGSS.MS-PS4-1

A loud, high-pitched sound would have which of the following properties?

• Short wavelength, low amplitude

• Short wavelength, high amplitude

• Long wavelength, low amplitude

• Long wavelength, high amplitude

Tags

NGSS.MS-PS4-1

Which part of the diagram below shows the wavelength?

• A

• B

• C

• D

Tags

NGSS.MS-PS4-1

Which is the best description of how sound waves travel?

• In a straight path to your ear

• Back and forth from the source

• Outward in all directions

• Upward from the source

What does Label #1 show?

• Trough

• Crest

• Amplitude

• Wavelength

Tags

NGSS.MS-PS4-1