Unit 4 -4.1 - Structure of the Earth
Storyboard Text
- hello Kelly what did you wanted to learn from me ?
- i wanted to learn about the structure of earth
- earths interior is divided into 3 layer : crust mantle core crust is the outer most layer which we live on and mantle lies between crust and core and is composed with hard rock which soft and nearly to melt The innermost layer is known as the core which lies below themantle. It is made up of heavy metals like nickel and iron. and it is divided into 2 part inner core and outer core
- this is interesting
- the crust is very thin and is 40km deep and the mantle is 2900 km thick and the core is 2300 km thick and the earth layers are just like the egg shell = crust egg white = mantle yolk = core
- thank you anna for explaining me now i can do well in the paper
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