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earth and space whitewater rafting


Whitewater Rafting by Rasheed, Kohner, Scotty, and JB

We love the splashy thrills of the American River. We noticed how different the rapids were from the calm parts of the river, and wondered how the same river could have such differences in it. Our question: what makes the water flow differently in the rapids compared to a calmer stretch of river? How can we use what we learn to help us become better whitewater rafters? more...
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