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Unformatted text preview: your own kitchen. If you boil a pot of water you can get a little bit of an idea on how the plates move. As the water gets hotter it becomes less dense and you will be able to see it rise to the top, you should also know that the water around the rim is warmest because it is closest to the burners. At the surface of the pot it is much cooler. The water at the bottom is pushing the water at the top out of the way. When the water begins to cool you notice that less is going on. The water at this point has become denser and is starting to sink. On the Earth’s mantle the same thing is happening but on a much bigger scale....
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This note was uploaded on 10/23/2011 for the course SCI 245 245 taught by Professor Hallin during the Spring '11 term at University of Phoenix.
- Spring '11