Changes of State: Evaporation and Condensation
Explore how liquids can turn into gases (evaporation) and gases can turn back into liquids (condensation), using the water cycle as a context.
Key Questions
- Where does the water go when a puddle dries up?
- Why do mirrors fog up after a shower?
- How do clouds form in the sky?
NCCA Curriculum Specifications
Suggested Methodologies
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Planning templates for Foundations of Matter and Chemical Change
More in Atomic Structure and the Periodic Table
What is Matter?
Introduce the concept of matter as anything that has mass and takes up space. Explore different states of matter (solid, liquid, gas) through observation.
3 methodologies
Properties of Solids
Investigate the observable properties of various solids, such as shape, hardness, texture, and whether they can be bent or broken.
3 methodologies
Properties of Liquids
Explore the characteristics of liquids, focusing on how they take the shape of their container, can be poured, and have a definite volume.
3 methodologies
Properties of Gases
Discover that gases are invisible but take up space, can be compressed, and spread out to fill any container.
3 methodologies
Changes of State: Melting and Freezing
Observe and describe how solids can melt into liquids and liquids can freeze into solids, focusing on water as an example.
3 methodologies