"Version: 20191101"--Title page verso.Includes bibliographical references.1. Basic physics -- 1.1. The structure of the atom -- 1.2. Characteristic radiation and atomic shells -- 1.3. The electromagnetic spectrum I -- 1.4. The electromagnetic spectrum II -- 1.5. Luminescence -- 1.6. Transverse waves -- 1.7. Longitudinal waves -- 1.8. The inverse square law -- 1.9. Radioactivity in medicine -- 1…