Discussion of liquids inevitably leads on to such topics as fusion and evaporation, the theory of solutions, the properties of polymers and rubber-like substances, and so on. Certain of these ...

Kinetic theory Gas laws and the kinetic model Kinetic energy, temperature and the Kelvin scale Pressure and volume of a gas Volume and temperature of a gas Pressure can be determined using the ...

Pressure is the force per unit area. To increase pressure, increase the force or reduce the area the force acts on. To cut up your dinner you can either press harder on your knife or use a sharper ...