Revision for AQA Chemistry AS and A-Level from 2015, including summary notes, worksheets and past exam questions for each topic and paper.
Summary values of materials are useful for engineers to compare the qualities of different materials. Two examples of summary values are stress and strain. Effect of forces Forces can change an object's shape. The study of stress and strain is a study of how forces change an object's shape...
Written by experienced examiners Alyn McFarland and Nora Henry, this Student Guide for Chemistry: - Helps you identify what you need to know with a concise summary of the topics examined in the AS and A-level specifications - Consolidates understanding with tips and knowledge check questions - ...