Digital Signals
Analog Signals
EMS of Waves
Analog Devices
Digital Devices
100
The way digital information is represented
What is discrete value?
100
How analog signals are generated
What is a continuous wave?
100
The direction where wavelengths become less and less on the EM spectrum
What is from left to right?
100
Difficulties of analog devices
What is hard to read and comprehend?
100
The type of device that is the easiest to read and is more accurate
What is digital?
200
How digital signals transmit information
What is pulses or wave bursts?
200
The way analog signals are transmitted
What is through electromagnetic waves?
200
Waves that are the most harmless
What is radio waves?
200
Ways to play music with analog signals
What is record player and cassette tapes?
200
Devices like cable tv, high speed internet, and fiber optics
What is digital devices?
300
How digital information is coded
What is patterns of 1's and 0's?
300
It messes up the analog's signal and it makes it really hard for people receiving the signals to hear it
What is noise/interference?
300
Waves that are the most dangerous
What is Gamma rays?
300
That type of clock is this type of technology
What is analog?
300
Digital technologies receive a lot of this, more so then analog.
What is information?
400
Digital signals don't receive a lot of it when traveling long distances
What is interference?
400
Something that analog signals with continuous waves have
What is variations or fluctuations?
400
What radio waves are used for
What is television and radios?
400
The one that is an analog technology
What is the first one?
400
Pick the digital device
What is the cellphone?
500
Items that receive digital signals
What is high tech devices such as cellphones, Ipads, computers?
500
Analog signals can have an value of it
What frequency and amplitude?
500
What gamma rays are used for
What is medicine?
500
Analog signals don't use this to transmit information to devices
What is binary code?
500
The reason the quality is better on cellphones than record players
What is digital signals receive little to no interference.