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Earths Interior

Earth Science

QuestionAnswer
What is the mantle made of? silicon, oxygen, iron, and magnesium-has the property of plasticity, it can flow like a liquid
What is the mantle's temperature? 870° to 2200° C
What is the Earth's core made of? iron and nickel
What is the temperature of the inner core? 5000° C
What is the temperature of the outer core? 2200° to 5000° C
How deep is the inner core? 1300 km
The inner core produces a... Magnetic field
How thick is the outer core? 2250 km
What is the Moho? The layer directly above the outer mantle. Consists of 80% of the volume and 68% of the mass of Earth
What is the Oceanic crust made of? Silicon, oxygen, iron, magnesium, MOSTLY OF BASALT
What is the Continental crust made of? Aluminum, calcium, sodium, silicon, oxygen, potassium, MOSTLY OF GRANITE
How thick is the oceanic crust? About 7-8 km thick
How thick is the continental crust? About 32 km thick
The crust is broken into... Plates
How thick is the lithosphere? 50-100 km thick
How thick is the asthenosphere? 130-160km thick
What layers make up the lithosphere? The crust and upper mantle
What layers make up the asthenosphere? It's part of the mantle, below the upper mantle
Created by: elarocco
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