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Layers of the Earth
General Science
Question | Answer |
---|---|
How thick is the earth's crust? | In ocean - 3-5 milesUnder the continenets - about 25 miles |
How hot is the crust? | Temps range from the air temp on the surface to 870 degrees C in the deepest parts |
Describe the plates | Crust is broken into many pieces. They float on the mantle |
What does plate movement cause? | earthquakes and volcanoes |
How think is the mantle? | |
How hot is the mantle? | |
What is the mantle made of? |