Digital and Analog Waves
Authored by Charles Martinez
Physics
NGSS covered
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an analog signal?
A continuous waveform representing natural sound waves
A discrete digital format representing natural sound waves
A device that converts analog sound waves into a digital format
A device that converts digital signals into continuous natural sound waves
Tags
NGSS.HS-PS4-5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a digital signal?
A continuous waveform representing natural sound waves
A discrete digital format representing natural sound waves
A device that converts analog sound waves into a digital format
A device that converts digital signals into continuous natural sound waves
Tags
NGSS.HS-PS4-5
NGSS.HS-PS4-2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an analog to digital converter (ADC)?
A device that converts analog sound waves into a digital format
A device that converts digital signals into continuous natural sound waves
A device that measures and records the amplitude of sound waves
A device that plays back digital recordings
Tags
NGSS.HS-PS4-5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a digital to analog converter?
A device that converts analog sound waves into a digital format
A device that converts digital signals into continuous natural sound waves
A device that measures and records the amplitude of sound waves
A device that plays back digital recordings
Tags
NGSS.HS-PS4-5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of an ADC?
To convert digital signals into continuous natural sound waves
To convert analog sound waves into a digital format
To measure and record the amplitude of sound waves
To play back digital recordings
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