K-6 Science for the Next Generation

Lesson Plans
Cooling Matter – Condensation and Freezing

Learning Objectives

  • Understand the process of condensation and how it occurs when gas changes to a liquid.
  • Identify examples of condensation in everyday life, such as water droplets on a cold glass or dew on grass.
  • Explain the process of freezing and how liquid changes to a solid when cooled.
  • Describe the changes in matter states due to cooling, including condensation and freezing.

Introduction and Hook

Begin the lesson by discussing the concept of cooling matter and how it affects the states of matter. Introduce the terms condensation and freezing, and ask students if they've ever noticed water droplets on a cold glass or dew on grass.

Go to the Lesson

Direct Instruction

Explain the process of condensation using examples like water droplets on a cold glass. Discuss how gas changes to a liquid when cooled.

Introduce the concept of freezing by describing how liquid water turns into ice. Use examples like freezing water in an ice tray.

Guided Exploration

Watch the video 'Changing States of Matter' to see animated demonstrations of condensation and freezing. This video helps clarify how temperature changes affect the state of matter.

Video thumbnail

Engage students in a discussion about everyday examples of condensation and freezing, such as dew on grass and ice cubes.

Hands-On Activity

Conduct an experiment where students pour water into an ice tray and place it in a freezer. After a few hours, observe the change from liquid to solid.

Have students document their observations and describe the process of freezing.

Independent Practice

Assign students to find examples of condensation and freezing in their home environment and explain the processes.

Check for Understanding

Use the 'States of Matter' assessment to evaluate students' understanding of solids, liquids, and gases. This assessment helps reinforce their ability to identify and categorize states of matter.

Assessment thumbnail

Review and Reflection

Discuss with students what they learned about condensation and freezing. Encourage them to share their observations and insights.

Assessment and Extension

Administer the 'Review – States of Matter' assessment to test comprehension of the topic. This comprehensive assessment challenges students to apply their knowledge of physical changes.

Assessment thumbnail

Encourage students to explore further by conducting their own experiments on condensation and freezing at home.

Try the Quiz

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