Explain how has the earth changed since it was formed?
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What is the rate of species and how does this relate to finding transitional species?
Name the three major types of rocks?
Differentiate between a semi-precious and a precious stone?
Explain what separates the outer core from the mantle above it?
Explain what does a geologist do on a typical day?
What is blast hole?
How continental heat flow is produced?
What is ore?
What is gneiss?
why dont clouds condense in summer
Define shale?
What does a geologist do on a typical day?