Lesson Plan: Irreversible Changes Science

This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to describe and identify irreversible changes.


Students will be able to

  • define and identify irreversible changes,
  • explain what a chemical reaction is,
  • identify the signs of a chemical reaction,
  • identify examples of chemical reactions, including burning and rusting.


Students should already be familiar with

  • reversible changes,
  • the names and properties of common materials,
  • the names of the states of matter and changes of state.


Students will not cover

  • any detail of what is happening to particles or elements during chemical reactions.

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