Thinkabara

🔬 8th Grade · ScienceMS-PS1-4Unit 1: Matter & chemical reactions

States of matter

Google Classroom

🎯 Objective: Students model particle motion when thermal energy changes.

Lesson outline

  1. Particle dance.
  2. Model.
  3. Discuss.
  4. Exit: draw a gas.

Lesson 2 of 5 in this unit. In the Lesson Planner this lesson takes 1–3 class periods depending on your timetable: day 1 introduce & model, then practice, small-group reteach and a quick check.

📐 Standard

MS-PS1-4

Next Generation Science Standards (NGSS), middle school — Physical Science (discipline-specific model)

🏁 Unit goals

  • Model atoms and molecules
  • Analyze properties before and after reactions
  • Show mass is conserved

✅ Check for understanding

End with the exit ticket in the outline. Sort answers into got it / almost / not yet and start the next lesson with a 5-minute reteach for the “not yets”.

Practice & resources on Thinkabara

🦫 Encyclopedia: Science🦫 Kids encyclopedia⚡ Capy Live class quiz

🗓️ Plan the whole year like this

Add 8th Grade Science to your free Lesson Planner: enter your timetable once and every period shows the next lesson, skipping weekends and school breaks.

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More lessons in “Matter & chemical reactions”

  1. Atoms and molecules
  2. States of matter
  3. Chemical reactions
  4. Conservation of mass
  5. Design a heat pack

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