Analog vs Digital Signals

The picture shows examples of what kind of signal?

• Analog
• Digital

Tags

NGSS.MS-PS4-3

NGSS.MS-PS4-1

An analog signal is sent in Discrete pulses in two states, on= 1 or off= 0.

• True
• False

Tags

NGSS.MS-PS4-3

The picture shows an example of what kind of signal?

• Analog
• Digital

Tags

NGSS.MS-PS4-1

What value (number) can an analog signal have?

• 1 or 0
• Any whole number/value
• Any number/value
• It always depends on the type

Tags

NGSS.MS-PS4-3

Identify a disadvantage of an analog signal:

• Can be hard to interpret
• Don't have interference
• Require low power
• Quality always stays the same

Tags

NGSS.MS-PS4-3

Which is an advantage of digital wave signals over analog wave signal?

• More "noise" in the digital signal
• Digital signals are harder to store
• Digital signals travel faster
• Digital signals are reproduced with lower quality

Tags

NGSS.MS-PS4-3

This is how analog signal looks like.

• True
• False

Tags

NGSS.MS-PS4-3

NGSS.MS-PS4-1

An analog signal is sent in Discrete pulses in two states, on= 1 or off= 0.

• True
• False

Tags

NGSS.MS-PS4-3

A big advantages of digital technology is the recording does degrade over time.

• True
• False

Tags

NGSS.MS-PS4-3

Is this digital or analog?

• Digital 
• Analog