plate tectonics 0.0 / 5 ? GeographyPlate tectonicsASEdexcel Created by: revisionmate123Created on: 22-09-17 22:34 explain the structure of the earth the inner core, the outer core, mantle, crust 1 of 7 what is the inner core made of -6000 degrees - solid - consists of iron- in 2015 seismic data suggested there is another are inner core called the inner inner core. 2 of 7 what is the outer core made of - 4500-6000 degrees-semi molten -made of liquid iron and nickel 3 of 7 what is the mantle made of -upper section is solid but below it the rock is semi molten( forming the asthenosphere) 4 of 7 what is the crust made of There are two types of crust a) oceanic- thin and dense- 6 to 10 km b) a-older -thick- 45 to 50 km-less dense 5 of 7 what is the asthenosphere lower mantle and inner core 6 of 7 what is the lithosphere crust and upper mantle 7 of 7
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