Lesson presentation. IB physics first exams 2025, syllabus section D2 in pdf, ppt & odp format. 126 slides. Coulomb's law, Millikan's experiment, electrostatic induction, electric field strength & field lines, magnetic field lines, electric potential, field strength as potential gradient, equipotentials. Emphasis on graphics with clear, bespoke figures. Step-by-step worked examples. Includes a short quiz at the end modeled on past paper multiple choice questions. Unit test for syllabus section D