The following statements are about solids, liquids and gases.
Complete each of the statements by adding in the spaces the words decreases, increases or does not change.
When a liquid is boiling, the temperature of the liquid ____________________.
When the temperature of a gas is decreased at constant volume, the pressure of the gas ____________________.
When the volume of a gas is increased at constant temperature, the pressure of the gas ____________________.
When a brass cylinder is cooled, the volume of the cylinder ____________________, the mass of the cylinder ____________________ and the density of the cylinder ____________________.
321 exam-style questions on CIE IGCSE Physics 2.1 Kinetic particle model of matter, covering 2.1.1 States of matter and changes of state, 2.1.2a Particle structure and motion in solids, liquids and gases, 2.1.2b Gas pressure and particle collisions, 2.1.2c Brownian motion, 2.1.3a The absolute scale of temperature, and 2.1.3b Pressure, volume and temperature of a gas. Each one has a worked solution and a mark scheme showing where the marks go.