2 Answered Questions for the topic Geology, Differentiation, Earth, History

What are 4 facts we know earth isn’t shaped like a donut?

Some Earth facts, reasons why it’s not donut shape. 

Why are the exponents decreasing?

My geology teacher did a problem with us,  and I get everything but why did the exponent 27 decrease to 21, then to 16? I didn't notice while I was in class. :/   Calculate the Volume of the... more

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