Thursday, November 17, 2011

RE: [Geology2] help! Mafic magma



Further to my note on advection I found my notes on heat transfer and “it says”   Quote “advection is rather like the upward part of convection; movement of a whole region (e.g. In isostatic rebound)takes heat up with it.” Unquote Open University ---“Understanding the Continents”  

 

Of course appropriate to earth science  physics more so then the original discussion put forward. 

 

Rog

 

From: geology2@yahoogroups.com [mailto:geology2@yahoogroups.com] On Behalf Of Rick Bates
Sent: 17 November 2011 05:39
To: geology2@yahoogroups.com
Subject: FW: [Geology2] help! Mafic magma

 

 

(edited) 

If I remember Physics 101 (and numerous fire classes); heat is transferred by (1) direct contact (touching a flame); (2) convection (heating a gas; a house furnace moves warmed air into the room); (3) conduction (movement through a solid; brick ovens) and (4) radiation (movement through space; solar heating the planets).

 

Time for a snooze, I’m getting too wordy.

 

Rick

 


From: Rick Bates

 

Lin, to the rescue again. :-D  Good job!

 

I’m too pooped to read that tonight.  Was I close in my guess?

 

Rick

 

PS Scritchies to Sissy Dawg and an ear tickle to Joey Kitteh.

 


From: Lin Kerns

Here is an excellent explanation for decompression/partial melting:

http://www.tulane.edu/~sanelson/eens211/earths_interior.htm



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