Understanding the technical fundamentals and vocabulary of skiing will help you get the most out of your training. Most of the answers to these questions can be found in this blog. What are the four basic skills? (Every ski instructor should be able to answer this) Define the following turns and the blending of skills necessary to achieve them: Wedge Wedge Christie Basic Parallel Dynamic Parallel What are the characteristics of good skiing required to meet or exceed the PSIA level II standard? What is the difference between tipping and twisting skis? In what order does this work?