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1. To use the natural water flows in a river or stream for hydropower, what type of natural river conditions do engineers require? 2. Why

1. To use the natural water flows in a river or stream for hydropower, what type of natural river conditions do engineers require? 2. Why do engineers construct dams for large hydroelectric power systems? 3. How was the waterwheel you made similar to what happens in a hydroelectric power plant

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