A small sample is cooled in a laboratory chamber. Its temperature is measured as −268 ∘C-268\,^{\circ}\mathrm{C}−268∘C. A student claims that the particles in the sample have stopped moving because the temperature is very close to absolute zero.
Explain whether the student's claim is correct.
108 exam-style questions on Edexcel GCSE Physics 14.3 Gas pressure and temperature, covering 14.3.1 Gas pressure and particle motion, 14.3.2 Temperature and pressure at constant volume, 14.3.3 Absolute zero and the kelvin scale, 14.3.4 Compressing and expanding gases, 14.3.5 Volume and pressure at constant temperature, and 14.3.6 Doing work on a gas. Each one has a worked solution and a mark scheme showing where the marks go.