8. Given the following configuration: 1) What is the specific discharge (= Darcy velocity) in whole system? 2) What is the head at *? 3) What is the pressure (or pressure head) at *? 4) What is the flow rate from the tube? 5) What is the gradient across material 2? Hydraulic Material conductivity Porosity (m/s) 1 1.0 x 104 1.1 m 0.2 5.0 × 104 0.3 2.4 m 1.0 × 104 0.2 Bottom (total head = 0.0 m) 3. 3.3 m 1.3.m 1.7 m 1.2 m 2.4 m

Time is the event progression starting from past to present and then, future statistically. The time-related variable is any particular value in relation to time to assess its changes on a specified (XY) plane.