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 the constitution of mantle?
Explain the difference between a canyon, gorge, and valley?
How are fossils formed?
How has the earth changed since it was formed?
Explain valley?
Explain the earths crust made of?
What is bitumen?
Soils take how many years to form?
What is the difference between ‘soft' rock and ‘hard' rock geology?
What is seismologists?
Explain which carbonate mineral reacts readily with cool dilute hydrochloric acid to produce visible bubbles of carbon dioxide gas?
Explain which is the largest reef?
What does a geologist do on a typical day?
What is cathode?
What is lava?