Materials and Resources · Term 2

Physical and Chemical Changes

Distinguishing between physical changes (e.g., melting, dissolving) and chemical changes (e.g., burning, rusting) with examples.

Key Questions

  1. Compare the characteristics of a physical change versus a chemical change.
  2. Analyze evidence that indicates a chemical reaction has occurred.
  3. Differentiate between a mixture and a compound based on their properties.

CBSE Learning Outcomes

NCERT: Class 7, Chapter 6: Physical and Chemical Changes
Class: Class 3
Subject: Science (EVS K-5)
Unit: Materials and Resources
Period: Term 2

Suggested Methodologies

Stations Rotation

Groups rotate through different tasks at each station

35–55 min

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Inquiry Circle

Small groups investigate an open question without direct instruction

30–55 min

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Flipped Classroom

Watch or read the theory at home; use class time for practice and application

30–55 min

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Planning templates for Science (EVS K-5)

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5E Model

The 5E Model structures lessons through five phases (Engage, Explore, Explain, Elaborate, and Evaluate), guiding students from curiosity to deep understanding through inquiry-based learning.

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Thematic Unit

Organize a multi-week unit around a central theme or essential question that cuts across topics, texts, and disciplines, helping students see connections and build deeper understanding.

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Single-Point Rubric

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