Analog vs Digital

This blocky signal is:

• digital

• analog

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NGSS.MS-PS4-1

This smooth signal is:

• digital

• analog

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_____ signals use 0s and 1s

• digital

• analog

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_____ signals have greater resolution.

• digital

• analog

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NGSS.MS-PS4-3

is a key advantage of digital signals over analog signals in terms of data transmission.

• Digital signals can be easily compressed

• Digital signals are always cheaper

• Digital signals require no power

• Digital signals are always slower

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DOK Level 3: Strategic Thinking

NGSS.MS-PS4-3

is a key advantage of digital signals over analog signals in terms of data transmission.

• Digital signals can be easily compressed

• Digital signals are always cheaper

• Digital signals require no power

• Digital signals are always slower

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DOK Level 3: Strategic Thinking

NGSS.MS-PS4-3

Oliver is learning about signals in his electronics class. He learned that a digital signal is best described as a signal that (a)   .

• A signal that varies continuously

• A signal that represents data using discrete values

• A signal that is always analog

• A signal that cannot be transmitted

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DOK Level 3: Strategic Thinking

NGSS.MS-PS4-3

____ signals are more reliable.

• digital

• analog

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NGSS.MS-PS4-3

Digital signals are better than analog signals because:

• They are more reliable

• They take less storage space

• They don't degrade over distance

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NGSS.MS-PS4-3

Analog signals are:

• continuous

• discrete

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