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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Sajan sarthak
1.The intensity of cosmic ray is minimum at the equator. This is due to magnetic field of the earth. 2.Radioactivity powers earth's internal heat engine ...
is mantle enriched in incompatible elements?
No crust is enriched in incompatible elements
yes sir but crust is so much less in volume than mantle. and crust is resultant of mantle
i know that crust is rich in incompatible elements but if we take same volume
in comptible means those which remains in liquid...a small melt of mantle takes incompatible elements to melt and ultimately it after differentiation forms crust so crust is enriched