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noname [10]
3 years ago
7

Why does magma in the mantle rise through the crust above it

Chemistry
2 answers:
Natali5045456 [20]3 years ago
4 0
Currents from the lava
lianna [129]3 years ago
4 0
Magma rises<span> from the </span>mantle<span> because it is more buoyant than the surrounding rocks. This occurs when gas dissolved in the </span>magma<span> forms bubbles, reducing its density and causing it to well upward. If the </span>magma<span> finds a vent, or the pressure cracks the </span>crust<span>, it can reach the surface.</span>
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