Submitted by Anonymous on Wed, 03/21/2012 - 16:50
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Carbon Balance in Warming and Drying Tundra 2012

Hi Mr.Wood this is Julia,period 5. I think the circles form by sea, organisms and stuff like ice in the ocean come and stick together. (i dont know if im right)

Wed, 03/21/2012 - 18:51

John Wood

Hello again. Good answer, but really the ice get the round shape at the pieces hit against each other at the water moves. It is kind of like a rock that rolls in a river and gets to be smooth and round. Does that make sense?Mr. Wood