What is geology?
How do we know magma does not originate in the liquid outer core?
How does a volcano erupt?
Which carbonate mineral reacts readily with cool dilute hydrochloric acid to produce visible bubbles of carbon dioxide gas?
kailan po ba lumalaki at lumiliit ang tubig sa dagat?at saan naman ito kumukuha ng tubig para lalaki ang tubig?
what is animal charcoal?
What is stope in geology?
What is the minimum depth needed for a feature to be considered a canyon?
What is 'geologic time'?
What is bitumen?
What does a geologist do on a typical day?
What is the difference between the geoid and the surface of the earth?
Describe the formation of sedimentary rocks?
Explain how are fossils formed?
What is mantle?