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Science Project - Help Please - Urgent?
Hello,
I need your help please.
The topic is modulation (disambiguation) of electromagnetic waves for the transmission of signals and information.
I need a simple scientific experiment that demonstrates that, and it must me easy and does not require complicated equipments or machines.
It should so simple that it can be done at home or in a humble lab.
Help Please.
1 Answer
- sLv 78 years agoFavorite Answer
Using light for semaphore is one of the easiest methods of communication.
It can be done with sunlight and mirrors or flashlights being turned on and off.
This is how ships communicated during WW2:
http://en.wikipedia.org/wiki/Optical_communication
Light is an EM wave and is part of the EM spectrum:
Source(s): vast engineering experience.