What is a common example of a device that has transitioned from analog to digital?

Analog Versus Digital Signals in Electronics

Interactive Video
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Physics, Science, Computers
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9th - 12th Grade
•
Hard

Patricia Brown
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Washing Machine
Refrigerator
Television
Microwave
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you tell the time on an analog clock?
By the digital display
By the sound it makes
By the position of the minute hand between numbers
By the color of the hands
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a characteristic of analog signals?
They are represented by binary numbers
They are fixed and unchanging
They are continuously variable
They are only found in digital devices
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why might you need to convert an analog signal to digital?
To increase the signal's frequency
To use it with digital systems like an Arduino
To reduce its voltage
To make it visible to the human eye
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do digital signals use to represent information?
Color codes
Random noise
Fixed symbols like 0 and 1
Continuous waveforms
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is a digital 0 typically represented in terms of voltage?
15 volts
0 volts
10 volts
5 volts
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the voltage range for a digital 1 on an Arduino Uno?
3.5 to 5 volts
5 to 10 volts
1 to 2 volts
0 to 0.5 volts
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