Sound and Light vocabulary

Front

Vibration

Back

A back-and-forth movement of matter

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Front

Volume

Back

The loudness of a sound

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Front

Pitch

Back

How high or low a sound is

Tags

NGSS.MS-PS4-1

Front

Frequency

Back

The number of vibrations per second.

Tags

NGSS.MS-PS4-1

Front

We measure volume in units called

Back

Decibels. (dB)

Front

Sounds is produced by...

Back

Vibrations that compress the air

Tags

NGSS.MS-PS4-1

Front

The matter that carries the sound is called...

Back

a Medium

Tags

NGSS.MS-PS4-2

Front

Reflection

Back

The bouncing of heat or light off an object

Tags

NGSS.MS-PS4-2

Front

Not allowing light to pass though

Back

Opaque

Tags

NGSS.MS-PS4-2

Front

Allowing only some light to pass through

Back

Tags

NGSS.4-PS4-2