The arrangement, movement and spacing of particles are different in solids, liquids and gases. Find out more with BBC Bitesize. For students between the ages of 11 and 14. Changes of state To ...

Structure of solids and liquids is the study of the physical properties of matter in which there is a non-negligible interaction between the constituent atoms or molecules. While the atoms or ...

Solids and liquids can be changed from one state to another by heating or cooling. Heat melts a solid and turns it into a liquid. Cooling freezes a liquid into a solid. If water (liquid ...