This document provides a mark scheme for a GCE Physical Education exam focusing on exercise and sports science topics. It includes questions, expected answers, and marks allocated for various sections related to exercise energy systems, sports mechanics, and sports psychology. The first section focuses on topics like carbohydrate loading, energy pathways, the anaerobic threshold, and momentum. The second section addresses concepts such as vectors, velocity-time graphs, flight paths of spinning balls, and stability. The mark scheme provides detailed answers and breakdowns of marks for multiple choice and extended questions.