The Structure of the Earth

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GCSE (The Structure of The Earth) Chemistry - Unit 1 & 2 Fichas sobre The Structure of the Earth, creado por IcyQuiet el 10/03/2014.
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Fichas por IcyQuiet, actualizado hace más de 1 año
IcyQuiet
Creado por IcyQuiet hace más de 10 años
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Resumen del Recurso

Pregunta Respuesta
What is the inner core? Solid iron, 1000 degrees fahrenheit
What is the outer core? 9000 degrees fahrenheit, causes the Earth's magnetism
What is the mantle? Made of dense rock, half of the Earth's mass
How deep down is the outer core? 2200 KM
What is the continental crust? Earth
What is the oceanic crust? The ocean floor
How much of the Earth is water? 70%
How far down is the crust? 25 Miles
255 Million years ago, there was a supercontinent. What was it called? Pangaea
What has happened in present day? The continents have split and drifted apart
What causes plates to move apart or together? Convection currents
What forms mountains? Subduction currents
What happens when plates slide over each other? Earthquakes can occur
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