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Matter and Materials · Semester 1

Changes of State: Melting, Boiling, Freezing, Condensation

Investigating the processes of melting, boiling, freezing, and condensation in terms of energy changes and particle behaviour.

Key Questions

  1. Explain how heating or cooling affects the kinetic energy of particles and leads to changes of state.
  2. Differentiate between boiling and evaporation.
  3. Analyze the energy changes involved when a substance melts or freezes.

MOE Syllabus Outcomes

MOE: States of Matter - Sec 1
Level: Primary 3
Subject: Science
Unit: Matter and Materials
Period: Semester 1

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