If plate tectonics operated early in Earth history, it is likely that the plates were small, rapidly moving, and constantly recycled back into the mantle.

Name: If plate tectonics operated early in Earth history, it is likely that the plates were small, rapidly moving, and constantly recycled back into the mantle.
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Early Earth was hotter, which likely caused more vigorous mantle convection, leading to smaller, faster-moving tectonic plates that were frequently recycled into the mantle.

If Plate Tectonics Operated Early in Earth History, It Is