Only a few questions in this section.
- 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.
- Freeze
- Boil
- Evaporate
- Condense
- Sublimate
- What is conserved when there is a change in state?
- Changes in state are physical changes. What is meant by this?
- Why are changes of state, not chemical changes?