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Our subscribers' grade-level estimate for this page: 4th - 5th

Answers

Earth Information

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Label the Earth Diagram
Astronomy
Read the definitions, then label the diagram below.
Definitions
crust - the rigid, rocky outer surface of the Earth, composed mostly of basalt and granite. The crust is thinner under the oceans.

inner core - the solid iron-nickel center of the Earth that is very hot and under great pressure.

mantle - a rocky layer located under the crust - it is composed of silicon, oxygen, magnesium, iron, aluminum, and calcium. Convection (heat) currents carry heat from the hot inner mantle to the cooler outer mantle.

outer core - the molten iron-nickel layer that surrounds the inner core.


Earth diagram to label




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