Science 7.3 Solids, Liquids and Gases

The activities in this unit support the Solomon Islands Year 7 Science Curriculum.

They are linked to Year 7 Science Sub-Strand 7.3: Solids, Liquids, and Gases.

There are a variety of resources that can be used to support student-learning about:

  • What ‘matter’ is
  • The main ‘states of matter’ – solids, liquids and gases and the idea of particle movement
  • Physical changes caused by the heating and cooling of solids, liquids and gases
  • The difference between physical changes and chemical changes
  • The significance of solids, liquids and gases in every day life.


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