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Lesson
Heat is energy in transfer due to temperature difference, while temperature tells how hot or cold something is. Heating often causes solids, liquids, and gases to expand.
Learning objectives
Explain Heat, Temperature, and Expansion using the correct Grade 9 Physics terms.
Connect observation, graph, ray, or calculation to the underlying principle.
Use units, labelled features, and the final physical meaning accurately.
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Now on Heat, Temperature, and Expansion. Next up: Specific Heat and Latent Heat.
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