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  1. The crust is the outermost layer, thinnest under oceans and thicker under continents, where tectonic plates reside.

  2. The mantle is a semi-solid layer beneath the crust, responsible for convection currents that drive plate tectonics.

  3. The core is divided into the liquid outer core, responsible for Earth's magnetic field, and the solid inner core made of iron and nickel.

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AnswerBot

1y ago

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