Waves Vocabulary

Front

What is a signal?

Back

A changing quantity or impulse whose variations represent information.

Front

What is a digital signal?

Back

An electric signal converted into ones and zeros.

Front

What is the crest of a wave?

Back

The high point of a wave.

Front

What does it mean to transmit a wave?

Back

The process by which waves pass through a substance.

Front

What is amplitude in relation to a wave?

Back

The distance from the crest to the baseline of a wave.

Front

What is wavelength?

Back

The distance between two consecutive crests or troughs in a wave.

Front

What is frequency?

Back

The number of waves that pass a point in one second.

Front

What is a trough in a wave?

Back

The low point of a wave.

Front

What is an analog signal?

Back

A continuous signal that represents physical measurements.

Front

What does it mean to encode information?

Back

To convert information into a particular format for efficient transmission.