This Study Guide has been written especially for students preparing from the University of Cambridge International Examination IGCSE Physics y syllabus (Core and Extended curriculum). It provides all the explanation and advice students need to study efficiently for the exam. The subject is divided into topics. Each topic starts with a list of Key Objectives, which specifies the skills and knowledge that students need to acquire during the course. Where appropriate, there is also a list of Key Definitions. The Key Ideas sections outline the content and can be used by students to check that they know and understand the essential concepts for IGCSE Physics. Common misconceptions and errors and highlighted. Sample questions and answers and examiner's comments show students how to improve their answers and increase their grades. Further questions (with answers at the back of the book) allow students to test their knowledge. Written by experienced teachers and examiners, the series is endorsed by the University of Cambridge International Examinations.