Particles, temperature and the heating curve
Particles, temperature and the heating curve
Temperature is a measure of the average kinetic energy of the particles in a substance. In a solid, particles vibrate about fixed positions; in a liquid and gas, they move more freely.
Step-by-step lessons on CIE IGCSE Physics 2.2.3a Melting, boiling, condensation and solidification. Each one builds up to exam-style questions. Build a strong foundation in mechanics and electricity before tackling the more mathematically demanding astrophysics and nuclear topics.