10 Questions
What is the main factor that determines the type of volcanic eruption?
Silica content and viscosity
What is the characteristic of a lava that cools down quickly and forms a glass-like surface?
Obsidian
What is the shape of Mayon volcano?
Strato
What is the relationship between viscosity and silica content?
Viscosity is directly proportional to silica content
What happens to the pressure as magma rises?
Pressure decreases
What is the deadliest component of a volcano?
Pyroclastic flow
What is the characteristic of a volcanic material that forms when lava cools down quickly and creates holes and a rough surface?
Pumice
What is the composition of magma?
Silica content and water
What is the shape of Taal volcano?
Complex
What is the process that drives plate tectonics in the Earth's mantle?
Convection currents
Explore the three main reasons behind convergent and divergent plate movements, and how they lead to volcanic formation and oceanic-continental interactions. Learn about the processes that shape our Earth's surface.
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