Materials and Change: Chemistry in Action · Physical Science

States of Matter

Identifying the characteristics of solids, liquids, and gases and observing how substances transition between them.

Key Questions

  1. 1How can a substance be both a solid and a liquid?
  2. 2What happens to the weight of water when it turns into steam?
  3. 3Why do some liquids flow faster than others?

NCCA Curriculum Specifications

NCCA: Primary - MaterialsNCCA: Primary - Properties and Characteristics
Class/Year: 4th Class
Subject: Exploring Our World: Scientific Inquiry and Discovery
Unit: Materials and Change: Chemistry in Action
Period: Physical Science

Suggested Methodologies

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Heating and Cooling Effects

Observing the reversible and irreversible changes that occur when materials are exposed to temperature changes.

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Mixing and Separating

Using scientific techniques like filtering and sieving to separate mixtures and solutions.

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