What Is A Radiation? (Heat Transfer)

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mymachine
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Could anyone please illustrate me about radiation by an illustration?

If don't mind, animation could be great.
 
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The IR part of sunlight(mostly) carries heat. That is radiation.
 
pukb said:
The IR part of sunlight(mostly) carries heat. That is radiation.

What is IR?
 
IR is infra-red

Actually, ALL "light", visible to the human eye or not, is radiation. Radio waves are radiation. The entire electromagnetic spectrum is radiation.

This is such a basic concept that you should just poke around with Google.
 
Next question, what is infra red?
 
phinds said:
You REALLY need to learn how to use Google.

Prefer to ask it here.
 
mymachine said:
Prefer to ask it here.

Then you should check this out:

https://www.physicsforums.com/blog.php?b=3588
 
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