Intro to Sound

Ocean waves are an example of a ___________ wave

Tags

NGSS.MS-PS4-1

What type of wave is a sound wave?

• Transverse wave

• Longitudinal wave

• Surface wave

• Electromagnetic wave

Tags

NGSS.MS-PS4-2

A _____ is a portion of compressed particles, while _______ is a portion of spaced out particles

• compression, rarefaction

• rarefaction, compression

• amplitude, trough

• trough, amplitude

Tags

NGSS.MS-PS4-1

What does the amplitude of a sound wave affect?

• Speed

• Loudness

• Frequency

• Color

Tags

NGSS.MS-PS4-1

Which frequency of sound waves produces high-pitched sounds?

• Medium frequency

• Variable frequency

• Low frequency

• High frequency

At what speed does sound travel through air at standard conditions?

• 299,792 kilometers per second

• 344 meters per second

• 1524 meters per second

• 5486 meters per second

What happens to sound when it hits soft surfaces like grass?

• It is absorbed

• It is reflected

• It gets louder

• It speeds up

Tags

NGSS.MS-PS4-2