Aha Trivia: Stuff Everyone Should Know · ahatrivia.com/mb-whitewater-6ea96373d814
Why can a rapid's grade change?
It depends on water depth and speed of flow.
- It changes only when the river is renamed
- It is fixed forever by law
- It depends on water depth and speed of flow ✔
Why: A rapid's grade is not fixed and can vary greatly with water depth and flow speed.
Huh, didn't know that: A rapid's grade is not fixed and can vary greatly with water depth and flow speed.
Same rapid, different grade: that is a class act.
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References
Answer: It depends on water depth and speed of flow. A rapid's grade is not fixed and can vary greatly with water depth and flow speed.
- Whitewater en.wikipedia.org/wiki/Whitewater
A rapid's grade is not fixed, since it may vary greatly depending on the water depth and speed of flow.
Checked 2026-11-07.
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