Sound Intensity and Decibels

What are the units for intensity?

• hertz

• decibels

• dopplars

• sonars

Tags

NGSS.MS-PS4-1

amount of sound energy that passes through a square meter of space in one second

• intensity

• pitch

• reverberation

• transmission

Tags

NGSS.MS-PS4-2

Loudness of waves is measured in

• Hertz

• Decibels

• Watts

The amount of energy a sound wave carries per second through a unit of area is its

• Pitch

• Intensity

• Loudness

Tags

NGSS.MS-PS4-1

What does the term "decibel" measure?

• The frequency of a sound

• The amplitude of a sound

• The intensity or loudness of a sound

• The speed of sound

What is the typical threshold of human hearing in decibels?

• 0 dB

• 20 dB

• 60 dB

• 100 dB

What unit is used to measure the intensity of sound?

• Hertz

• Newton

• Decibels

• Joules

The maximum safe level for loudness is

• 0 db

• 60 db

• 85 db

A wave with a greater intensity will produce:

• a louder sound

• a softer sound

• a lower pitch sound

• a higher pitch sound

Tags

NGSS.MS-PS4-1

___________ is the amount of sound energy that passes through a square meter of space in one second.

• Intensity

• Loudness

• Amplitude

• Frequency