5 Questions
What is the main driving force behind plate tectonics?
Asthenospheric thermal convection
What are the main components of the Earth's mantle?
Iron and magnesium silicate minerals
Which layer of the Earth is primarily composed of low-density silicate minerals?
Crust
What is the evidence for plate tectonics?
Configuration of ocean basins and continents
How are mantle plumes, hotspots, sea-mounts, and table-mounts related to plate tectonics?
They are related to mantle convection
Test your knowledge of oceanography with this quiz covering topics such as marine sediments, plate tectonics, climate change, and more. See how well you understand the history and science of the world's oceans.
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