Did you know you can melt the metal gallium with just the heat of your hand? Pupils observe and test materials in order to classify them as metal or non-metal. A reading passage and analysis questions wrap up the lesson. 

Concepts

metals, non-metals, chemical properties, physical properties, alloys

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Additional Tags

science

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Instructional Ideas

• Create a class spreadsheet with the information from every group

Classroom Considerations

• Review safety procedures for working with electricity
• The teacher may need to assign the samples to test rather than letting learners choose
• The sixth in a series of nine lessons

Pros

• Highlights vocabulary throughout the lesson
• Lists an additional experiment as an extension idea

Cons

• Document permissions do not allow for printing
  

Common Core

RST.6-8.3 RST.9-10.3 RST.11-12.3