This is a student booklet to be used as a study aid for Module 5 of the AQA Specification (A) Physics A/AS qualification. "Collins Student Support Materials" are the essential study aid for students at AS and A level. They offer content coverage in a concise and approachable format perfect for revision. All "Collins Student Support Materials": offer a range of content statements in the same order as your new specification to make your revision easier to plan and manage; include example assessments and answers to help prepare for examinations and check your progress; and include links to standard textbooks to provide further explanation and support.