How does cycling of matter occur in Earth’s mantle? A. Hot, soft rock rises from the bottom of the mantle toward the top, cools, and sinks back through the mantle.

B. Hot, soft rock sinks to the mantle, cools, and rises to Earth’s crust.

C. Solid rock rises from the bottom of the mantle, cools, and sinks back through the mantle.

D. Solid rock sinks to Earth’s core and then rises to form lava.

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11/24/2020

Scientist have use computer models to create a series of maps that show how susceptible coastal cities in island countries are to the sea rising at different levels.the map shows that a 1 meter rise would swap cities all along the us eastern seaboard. a 6-meter sea level rise with sub merge a large part of florida. thermal expansion has already raise the oceans 10 to 20 centimeters the most likely cause,directly and indirectly, for such a rise in sea level is