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2.2 Thermal properties and temperature

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Question 279

Which row describes the process of evaporation?

Change of stateSeparation of moleculesAliquid to gasdecreasesBgas to liquiddecreasesCliquid to gasincreasesDgas to liquidincreases \begin{array}{|c|c|c|} \hline & \text{Change of state} & \text{Separation of molecules} \\ \hline \text{A} & \text{liquid to gas} & \text{decreases} \\ \hline \text{B} & \text{gas to liquid} & \text{decreases} \\ \hline \text{C} & \text{liquid to gas} & \text{increases} \\ \hline \text{D} & \text{gas to liquid} & \text{increases} \\ \hline \end{array} ABCD​Change of stateliquid to gasgas to liquidliquid to gasgas to liquid​Separation of moleculesdecreasesdecreasesincreasesincreases​​
A

Row A

B

Row B

C

Row C

D

Row D

Markscheme

2.2 Thermal properties and temperature Questions

  1. IGCSE
  2. /Physics
  3. /2.2 Thermal properties and temperature

528 exam-style questions on CIE IGCSE Physics 2.2 Thermal properties and temperature, covering 2.2.1 Thermal expansion of solids, liquids and gases, 2.2.2a Internal energy and temperature, 2.2.2b Specific heat capacity, 2.2.3a Melting, boiling, condensation and solidification, 2.2.3b Evaporation, and 2.2.3c Cooling by evaporation. Each one has a worked solution and a mark scheme showing where the marks go.

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