AQA GCSE Physics Changes of State Focus Questions

Only a few questions in this section.

  1. When ice changes from a solid to a liquid the process are called melting. Explain what is happening in terms of changes of state in the following processes. 
    1. Freeze
    2. Boil 
    3. Evaporate 
    4. Condense 
    5. Sublimate
  2. What is conserved when there is a change in state? 
  3. Changes in state are physical changes. What is meant by this? 
  4. Why are changes of state, not chemical changes? 

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