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The theory of plate tectonics explains many of the geological events that occur on the Earth’s surface. The theory was first proposed in 1914, by a scientist called Wegener. In 1914, not many scientists believed Wegener’s theory. (a) It took almost 50 years until scientists widely accepted the theory of plate tectonics. Explain why. ................................................................................................................................................... ................................................................................................................................................... .............................................................................................................................................. [1] (b) The theory of plate tectonics explains what happens when a continental and an oceanic plate collide. Describe what happens when these plates collide.
................................................................................................................................................... ................................................................................................................................................... ................................................................................................................................................... .............................................................................................................................................. [2] [Total: 3]
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