Signal Types Quiz

Digital signals are more affected by noise than analog signals.

• True

• False

Tags

NGSS.MS-PS4-3

Radio waves are an example of a digital signal.

• True

• False

Tags

NGSS.MS-PS4-3

A(n) analog signal is one that changes continuously.

• True

• False

Tags

NGSS.MS-PS4-3

The more pixels a digital image consists of, the clearer the image.

• True

• False

Which is the best model of an analog signal?

• a) a series of 1's and 0's

• b) a light switch going on and off

• c) a series of pulses

• d) a smooth wave

Tags

NGSS.MS-PS4-3

Which best compares the reliability of analog signals and digital signals?

• Both types of signals are equally reliable

• Digital signals are more reliable than analog signals

• Analog signals are more reliable than digital signals

• Only analog signals are reliable

Tags

NGSS.MS-PS4-3

For which type(s) of signals does noise alter the original information?

• Digital only

• Both analog and digital

• Neither analog and digital

• Analog only

Tags

NGSS.MS-PS4-3

The distance from the wave crest or trough to the equilibrium.

• Amplitude

• Wave crest

• Wave height

Tags

NGSS.MS-PS4-1

The highest part of the wave

• Wave crest

• Wave trough

• Amplitude

Tags

NGSS.MS-PS4-1

The lowest part of the wave

• Wave crest

• Wave height

• Trough