Analog and Digital Communication

Which type(s) of signal(s) can be transmitted as radio waves?

• Analog

• Digital

• Both

• Neither

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

NGSS.HS-PS4-5

Is music playing from a record an analog or digital signal?

• Analog

• Digital

Numbers in an analog code can have _____ values.

• any

• only high

• only low

• only set

Tags

NGSS.MS-PS4-2

Which type(s) of signal(s) can be easily corrected to remove noise?

• Analog

• Digital

• Both

• Neither

Analog signals can be converted to digital through a process called _____.

• conversion

• processing

• sampling

• translation

Setting the color of each pixel on a computer screen requires a _____ signal.

• analog

• digital

• loud

• fast

The following is the graph of ___________________________

• An analog signal

• A digital signal

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-5

The following is the graph of ___________________________

• An analog signal

• A digital signal

Tags

NGSS.HS-PS4-5

An analog signal is one that changes continuously

• True

• False

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

• Only analog signals are reliable

• Analog signals are more reliable than digital signals

• Digital signals are more reliable than analog signals

• Both types of signals are equally reliable

Tags

NGSS.HS-PS4-5