Comments on: The Microwave Mystery http://mindofjay.com/2008/10/18/the-microwave-mystery/ prepare for a brain dump Mon, 20 Apr 2026 08:55:49 +0000 http://wordpress.org/?v=2.6.2 By: Jay http://mindofjay.com/2008/10/18/the-microwave-mystery/#comment-4 Jay Tue, 21 Oct 2008 17:51:58 +0000 http://mindofjay.com/?p=78#comment-4 This will be the first addition to JayWiki. This will be the first addition to JayWiki.

]]> By: k http://mindofjay.com/2008/10/18/the-microwave-mystery/#comment-3 k Mon, 20 Oct 2008 12:47:09 +0000 http://mindofjay.com/?p=78#comment-3 (dear j, you disappoint me) in fact, for radiative energy transfer, emission on one end and absorption on the other are mandatory. since microwaves emit electromagnetic radiation and sunlight is also electromagnetic radiation, you can imagine the sun heating your parasol but not you beneath it. if the water does not absorb the radiation and still becomes warm, conservation laws are violated, and we are on our way to a perpetual motion machine of the first kind also, yes, if people are standing in such a way that some bodies cast some acoustic shadow on others, you would need to speak louder in order to be heard by the shadowed. sound, although not electromagnetic, is a wave, and hearing is facilitated by the the absorption of that wave by an oscillator in the ear (as in a microphone) (dear j, you disappoint me)

in fact, for radiative energy transfer, emission on one end and absorption on the other are mandatory. since microwaves emit electromagnetic radiation and sunlight is also electromagnetic radiation, you can imagine the sun heating your parasol but not you beneath it. if the water does not absorb the radiation and still becomes warm, conservation laws are violated, and we are on our way to a perpetual motion machine of the first kind

also, yes, if people are standing in such a way that some bodies cast some acoustic shadow on others, you would need to speak louder in order to be heard by the shadowed. sound, although not electromagnetic, is a wave, and hearing is facilitated by the the absorption of that wave by an oscillator in the ear (as in a microphone)

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