The Particle Model · Physical Science

Chemical vs Physical Change

Distinguishing between changes that create new substances and those that only change appearance.

Key Questions

  1. 1How can we prove that a new substance has been formed during a reaction?
  2. 2What would happen if atoms were not conserved during a chemical change?
  3. 3Why are some physical changes easily reversible while others are not?

ACARA Content Descriptions

AC9S8U04
Year: Year 8
Subject: Science
Unit: The Particle Model
Period: Physical Science

Suggested Methodologies

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More in The Particle Model

States of Matter

Using the particle model to explain expansion, contraction, density, and changes of state.

3 methodologies

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