Plate Tectonics
Chapter fourteen
Ch 14
EARTH DIFFERENTIATES - EARLY EARTH UNIFORM (HOMOGENEOUS) - PLANET HEATS UP - DENSE IRON CORE SINKS, LEAVING LAYERED PLANET: LIGHT CRUST ON TOP, CORE BELOW,
EARTH DIFFERENTIATES - EARLY EARTH UNIFORM (HOMOGENEOUS) - PLANET HEATS UP
