Continental Drift, Sea-Floor Spreading, Plate Tectonics

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Heating cooling of a fluid, changes in its density, gravitational pull set in motion

. Scientists who study the forces that make and shape the planet Earth are called

Where plates slide past each other is called

Where two plates seperate from each other

Earth’s lithosphere is broken into separate sections called

The theory of sea-floor spreading was introduced by Harry Hess

Where two plates collide is called

Who first proposed the theory of continental drift?