Question

Which statement best describes the general relationship between stream velocity and the size of the sediment particles transported by the stream?
1.

As the stream velocity decreases, the diameter of the sediments transported increases.
2.

As the stream velocity decreases, the diameter of the sediments transported remains the same.
3.

As the stream velocity increases, the diameter of the sediments being transported decreases
4.

As the stream velocity increases, the diameter of the sediments being transported increases.

Answer 1

I think that the answer is 4, but i dont know