For a trapezoidal channel (n=0.025, So = 0.002) with a bottom width of 15 m and a side slope of 2.5, determine the normal depth for a discharge of 30 m³/s.

The uniform 8-ft board is pushed down into the water so it makes an angle of 30 degrees with the water surface. The cross section of the board measures 3 inch by 9 inch and its specific weight is 30lb/ft.3. Determine the Vertical Force F needed to hold its end in this position. A) None of the above B 66.564 Ib C) 19.90 Ib (D) 5.55 lb

Draw a schematic drawing of the (Hydrologic cycle) Movement of liquid water should be shown by a solid line and movement of water vapor is shown by a dashed line.

Write a meaningful paragraph that includes the following terms:pores, water table, aquilude, aquifer, groundwater recharge, and infiltration.