1. Match the items in section A with the corresponding item in section B

Section A

Physical model

Conceptual model

Geological model

Mathematical model

Computer model

Analog model

Numerical model

Statistical model

Section B

Partial differential equations

Material balance equations

Laboratory sandpacks

Potentiometric model

Depositional model

Empirical correlation equations

Finite difference equations

2. Given A_x = A_y = 100ft², x=200ft, y=100ft, k=100md, =1 cp, and the PDE, , that describes the fluid flow problem in a homogenous system, what is the permeability of the system along the x-direction