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Changes Caused by Cooling

Supporting

Changes Caused by Cooling

TEKS Objective

The student is expected to predict, observe, and record changes in the state of matter caused by heating or cooling.

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Essential Understanding

The student knows that matter has measurable physical properties and those properties determine how matter is classified, changed, and used.

Science Background

Freezing: Purdue University (website) - Illustrated explanation of the differences between, and structure of the particles in liquids and frozen solids, with information about the processes of freezing and melting.

Freezing
Purdue University, www.purdue.edu

The Expansion of Water Upon Freezing: Hyperphysics (website) - Concise explanations of water density and why ice floats.

The Expansion of Water Upon Freezing
Hyperphysics, hyperphysics.phy-astr.gsu.edu

Signature Lesson

Fluid Behavior: What Happens When Ice Melts? Challenger Center (website) - Activities on melting ice. 

Fluid Behavior
What Happens When Ice Melts?, www.challenger.org

Supporting Lessons

Changing the State of Matter Using Heating and Cooling: MnSTEP (website) - Inquiry-based lesson in which students investigate how different materials change when heated or cooled.

Changing the State of Matter using Heating and Cooling
MnSTEP, www.carlteon.edu

Solids Liquids and Gases Card Game: Collaborative Learning (PDF) - A card game that teaches the properties of the three states of matter.

Solids Liquids and Gases Card Game
Collaborative Learning, www.collaborativelearning.org

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