Thermal conductors
Why does metal expand when it gets hot? Material processes - Changing materials - Expansion and conduction Learning Points Conductors are materials that allow energy to flow easily through them. Thermal conductors allow heat energy to flow through them easily. A Twig Curriculum Film. Delivering key learning points. Get straight to the facts in just three minutes – directly linked to core learning, Twig's curriculum films will fit neatly into your lesson plans.
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