Why can a liquid flow but a solid cannot?
Liquid particles are smaller
Liquid particles can move past one another
A liquid contains no forces between particles
Solid particles have no energy
84 exam-style questions on Edexcel GCSE Chemistry 3.1 States of matter, covering 3.1.1 The three states of matter and changes of state. Each one has a worked solution and a mark scheme showing where the marks go.