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Earth's Layers
12.2.26
| Question | Answer |
|---|---|
| The crust is... | the out most layer |
| crust state of matter is... | solid |
| the two type of crust are and their thickness | oceanic and continental. their thickness is 35-100km for continental while oceanic is 5-10km |
| crust composition is... | oxygen, silicon and aluminium |
| what is beneath the crust | mantle |
| the upper mantle is a... while lower mantle is a state of... | solid while lower is a semi-solid |
| in between the mantle is the... | asthonsphere |
| what is the thickness of the mantle and its composition | 2900km around and oxygen, magnesium and silicon |
| beneath the lower mantle is the.. | outer core |
| the outer core has a thickness of ? state of matter is a ? and composition is ? | 2300km, liquid and iron and nickel |
| finally beneath the outer core is the... | inner core |
| it is a ?, thickness of ? and mostly ? | solid, 1250km, iron |