Is the sun a passive or active blackbody?

[PotesLuis]

Is the sun a passive or active blackbody?

Thanks

 

[mathman]

What is the distinction?

 

[davenn]

Have a look at the wiki link for definitions of blackbody radiation from object

http://en.wikipedia.org/wiki/Black-body_radiation

I have not heard of active or passive BB radiation before... Where did you hear that term ?

Cheers
Dave