Waves and Light Energy

_______ is a quick back and forth

• Sound

• Vibration

• Frequency

• Echo

_______ is a sound or series of sounds caused by the reflection of sound waves from a smooth hard surface back to the listener.

• Decibel

• Longitudinal Wave

• Echo

• Frequency

A form of energy from the vibration of matter.

• Sound

• Compression

• Pitch

• Decibel

The maximum height or distance moved by a point on a wave measure from its equilibrium (rest) position to crest or trough.

• rarefaction

• vibration

• frequency

• amplitude

______ is a unit of measurement used to express power or intensity

• Sound

• Decibels

• Rarefaction

• Compression

--------is a sound wave that consists essentially of 2 parts.

• Rarefaction

• Longitudinal Wave

• Pitch

• Compression

Waves where the particles of the medium vibrate in a parallel direction with energy that is being transported.

• Frequency

• Pitch

• Longitudinal Wave

• Decibels

The number of waves that occur in a given time interval.

• Pitch

• Decibels

• Compression

• Frequency

The quality of sound produced by the rate of vibrations producing it.

• Sound

• Amplitude

• Pitch

• Compression

______ is the reduction in volume and increase of pressure

• Compression

• Sound

• Echo

• Pitch