Question

water level in rivers increase greatly during

Answer 1

$\huge\mathfrak\red{Hey \:mate}$

✒Water level in rivers increase greatly during rainy reason because of the rain water fill the rivers completely and it lead to increase in the water level.

Hope it will help you ❤❤

Answer 2

A river's gradient is often measured in feet per miles or meters per kilometer. ... Likewise, the steeper the river's gradient, the faster the flow of water (due to the pull of water down the gradient by gravity). Likewise, lower gradients would result in slower flows of the river.