volume_of_earths_layers.xlsx
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1.  Based on your graph, which layer has the greatest
volume?
 
The mantle

2.  Based on your
graph, which layer has the smallest volume? 

The inner core

3.  How did Earth's 4 layers
form?

Many geologists believe that as the Earth cooled the heavier, denser materials
  sank to the center and the lighter materials rose to the top.

4.  The crust can also be divided into 2 types. 
Name the two types and describe 1 property of each
type.

The continetal crust- composed mostly of granite

The oceanic crust- composed mostly of basalt

5.  Something unique happens to rock
in the mantle.  Explain what happens to rock in the mantle and why this is
important.

The rocks in the mantle melt in magma because of the high temperature. It is important because



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