"Bomb explosion" was my analogy of big bang, can't think of it any other way. Even the link you gave me didn't help much. Anyways I was reading the book just out of curiosity, and now realize that things are far too complicated than they appear so won't probe into it anymore. Thank you all for...
Hi,
I read in a book by M. Kaku:
"To describe the universe, cosmologists sometimes use the example
of looking down from the top of the Empire State Building, which
soars more than a hundred floors above Manhattan. As you look down
from the top, you can barely see the street level. If the...
Hi all physics lovers,
please bear with my question as its like a kid wondering about something :)
Energy can neither be created nor be destroyed. So when I switch off an electric bulb, there is darkness. So where does the electromagnetic energy go? :confused:
Thank you.
Thank you Dadface and DaleSpam for your replies.
I think I got what you are explaining theoretically. Both the resonance part and eyes responding only to certain frequencies. It seems even after interference, individual frequencies don't lose their existence/identity.
I got confused because of...
I don't really know how to put my doubt in words but I will try.
Electromagnetis waves of various frequencies are used for
communication.Also there are EM waves from other sources, for
example even sunlight is eloctromagnetic wave.Now all these
waves are out there in space. So at...