character: Matter Master
topic: Understanding Phase Changes
grade: 9
subject: Chemistry
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character: Professor Particle
topic: States of Matter and Their Properties
grade: 9
subject: Chemistry
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character: Phase Change Pal
topic: Melting and Freezing Processes
grade: 9
subject: Chemistry
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character: Energy Explorer
topic: Heat Transfer during Phase Changes
grade: 9
subject: Chemistry
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