Convection currents are caused by differences in ____and _____. The heat is transferred from the _____. Without convection currents in Earth’s ________, movement of Earth’s _____ would ______ .
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Answer (1)
Answer:Convection currents are caused by differences in temperature and density. The heat is transferred from the heat source. Without convection currents in Earth’s mantle, movement of Earth’s plates would cease.