The list gives three properties of different states of matter:
[1] They expand to fill any container they are placed in; [2] They have a fixed volume; [3] They can flow easily.
Which properties are correct for gases?
1 and 2 only
1 and 3 only
2 and 3 only
1, 2 and 3
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.