A solid and a liquid of equal volume are each given the same increase in temperature. Which row is correct?
The one which expands mostThe reasonAthe liquidmolecules in the liquid each expand more than the solid moleculesBthe liquidthe forces between molecules in the solid are stronger than those in the liquidCthe solidmolecules in the solid each expand more than the liquid moleculesDthe solidthe forces between molecules in the liquid are stronger than those in the solid \begin{array}{|c|c|l|} \hline & \text{The one which expands most} & \text{The reason} \\ \hline \text{A} & \text{the liquid} & \text{molecules in the liquid each expand more than the solid molecules} \\ \hline \text{B} & \text{the liquid} & \text{the forces between molecules in the solid are stronger than those in the liquid} \\ \hline \text{C} & \text{the solid} & \text{molecules in the solid each expand more than the liquid molecules} \\ \hline \text{D} & \text{the solid} & \text{the forces between molecules in the liquid are stronger than those in the solid} \\ \hline \end{array} ABCDThe one which expands mostthe liquidthe liquidthe solidthe solidThe reasonmolecules in the liquid each expand more than the solid moleculesthe forces between molecules in the solid are stronger than those in the liquidmolecules in the solid each expand more than the liquid moleculesthe forces between molecules in the liquid are stronger than those in the solidThe liquid; molecules in the liquid each expand more than the solid molecules
The liquid; the forces between molecules in the solid are stronger than those in the liquid
The solid; molecules in the solid each expand more than the liquid molecules
The solid; the forces between molecules in the liquid are stronger than those in the solid
96 exam-style questions on CIE IGCSE Physics 2.2.1 Thermal expansion of solids, liquids and gases. Each one has a worked solution and a mark scheme showing where the marks go.