How old is the earth?
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What does a geologist do on a typical day?
Do mountains exist on moon? How were they formed?
Explain the three major types of rocks?
What is minerals?
What is potash?
What does regolith mean?
What is mineralogist?
What separates the outer core from the mantle above it?
Define a hypothesis?
What is renewable resource?
What is ampourpose?
What is gangue in geology?