kailan po ba lumalaki at lumiliit ang tubig sa dagat?at saan naman ito kumukuha ng tubig para lalaki ang tubig?
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Explain how are fossils formed?
What is natural resource?
Which is the largest reef?
What does regolith mean?
What is matte?
Explain the difference between a semi-precious and a precious stone?
What is lithosphere?
What is ablation?
How are the layers of schist separated into alternating light and dark minerals?
What is gneiss?
Which of the earths interior layers have been drilled and sampled? What are the deepest drilling projects on record?
What is sedimentary rock?
What is the name of the largest volcano in the world?
Where would you expect to find the oldest basalt on the floor of the atlantic ocean?
how does fog forms...???