When you observe the world and see something that you don't understand, you make a hypothesis that you try to prove. This either fails so you make a new hypothesis, or it is proven to be correct.

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Physics

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18 December, 08:30

When you observe the world and see something that you don't understand, you make a hypothesis that you try to prove. This either fails so you make a new hypothesis, or it is proven to be correct.

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Jacqueline Walton · Answer 1

Just like the water cycle, rocks undergo changes of form in a rock cycle. A metamorphic rock can become an igneous rock, or a sedimentary rock can become a metamorphic one. Unlike the water cycle, you can't see the process happening on a day-to-day basis. Rocks change very slowly under normal conditions, but sometimes catastrophic events like a volcanic eruption or a flood can speed up the process. So what are the three types of rocks, and how do they change into each other? Keep reading to find out!