How does radio Transmission happen?

ICT'S:

-TV.
-Radio.
-Internet.
-Computers.
-Drones.
-Cameras.

Waves= Antennas / Satelites: Distance higher than the surface that is going to transmit. 

AM: Amplite modulatation.

FM: Frecuency modulatation. Most capacity to transmit the wave, so it's better. 

Modulation: It's the process of putting information in understandable way's to transmit information.

Demodulation: It's the process to interpret an understand the information that it's been transmiting.