Sentences with phrase «move molten rock»
Convection currents, like those that move molten rock within the Earth's mantle, would develop, helping to transfer heat into space, the models showed.
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The crystals are created when molten rock — magma — from up to 30 km beneath a volcano starts to move upwards towards the Earth's surface.
Back when Earth was still forming and the moon was a molten ball — some 4.5 billion years ago — the chunks of rock and ice there never moved on to bigger things.
The Earth's crust in that part of the world is slowly moving northwest, he explained, and 40 million years ago, parts of Greenland passed over an especially hot column of partially molten rock that now lies beneath Iceland.
Earth's crust in that part of the world is slowly moving northwest, he explained, and 40 million years ago, parts of Greenland passed over an especially hot column of partially molten rock that now lies beneath Iceland.