Digital and Analog Waves

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

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-PS4-2

NGSS.HS-PS4-5

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

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

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