Identifying Matter

High schoolers test wood splints that have been soaked in mystery solutions to identify the different colors it produces when lit. The lesson concludes with a reading passage and analysis questions. 

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CCSS: Adaptable
Instructional Ideas

  • Have a video of a fireworks show or photos of fireworks to help pupils make the connection
Classroom Considerations

  • Everyone must wear safety goggles and lab coats 
  • Review safety using Bunsen burners and fire before beginning the experiment
  • Place beakers of water around the room before starting
  • Explain the importance of using tongs to hold the wood splits in the flame rather than your fingers as pictured
  • The eighth of nine lessons in the unit

  • Lesson includes vocabulary
  • Provides an extension idea

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