This is the first instalment in a short series looking at the qualities that characterise a high-quality report for an A-level Physics required practical. First up is planning, which has to be conducted in advance to ensure that the most appropriate apparatus and methods are used. Proper planning documentation must identify the variables and the … Continue reading Required Practicals, Part 1: Planning
Absolute Zero
Where does the idea of "absolute zero" come from? In part it stems from a need to avoid negative temperatures but a better explanation can be found by thinking about the kinetic theory of gases. When a gas is heated, its particles gain kinetic energy. This in turn means that the particles have a higher … Continue reading Absolute Zero
