Geography, 01.08.2019 21:20 sistersaray

Choose the best answer. magma forms at mid-ocean ridges because:
a volatiles (sea water) is added to hot mantle rocks, lowering their melting temperature.
b heat is generated by friction along normal faults caused by extension of lithosphere.
c the lithosphere is thinned at divergent boundaries, allowing hot mantle rocks to melt due to decompression.
d the earth is hotter at divergent boundaries.

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Choose the best answer. magma forms at mid-ocean ridges because:
a volatiles (sea water) is a...