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Earth Sciences 20 Online
OpenStudy (anonymous):

I WILL MEDAL AND FAN! :D 1.Which layer of the Earth do Convection Currents occur in? 2.Explain how these convection currents cause the crust of the Earth to move.

Awolflover1 (awolflover1):

Well Any Ideas?

OpenStudy (e51):

what are the answer choices?

OpenStudy (e51):

ithink the one right under the crust

OpenStudy (caseysorensen):

The Earth's crust is in the form of plates which float on the dense liquid magma of the mantle. When there is a current in the magma, it pushes against the crust floating on top of it. Tectonic plates are very large and heavy, so they don't move easily, but they do move.

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