Answers

2016-06-29T18:13:33+08:00
I think the strips of the clay moves/ bends downward.
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2016-07-02T23:50:18+08:00
It is somehow similar to what happens in lands... once the two masses collided, a fold is made. this fold is the mountain we see :) sometimes, in ocean, it creates trench, deepest part of seas or oceans
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