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The Dynamic Earth · Term 2

Soil Composition: Layers of Life

Students will examine the different layers of soil (horizons) and their composition, including minerals, organic matter, water, and air.

Key Questions

  1. Explain the importance of each component in healthy soil.
  2. Analyze how different soil types support various plant communities.
  3. Design an investigation to compare the water retention of different soil samples.

ACARA Content Descriptions

AC9S4U02
Year: Year 4
Subject: Science
Unit: The Dynamic Earth
Period: Term 2

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