Explaining Change Processes Using a Simple Particle Model of Matter

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The more things change, the more they stay the same. This unit includes seven lessons starting with physical change and moving through to chemical change. Conservation of matter is explained clearly with multiple hands-on activities and discussions.

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CCSS: Adaptable
NGSS: Adaptable
Instructional Ideas

  • Use a KWL chart before, during, and after implemnting the unit
Classroom Considerations

  • Lessons 1–4 are all on modeling physical change while lessons 6–7 are on chemical change; it may be best to break them up to correlate with the appropriate subject matter
  • Requires prior knowledge of the states of matter
Pros

  • Activities are completed using a hands-on circus or rotating center format
  • Addresses common misconceptions about substances and compounds
Cons

  • None
Common Core