Insulation
How do insulators manage to keep the heat both in and out? Material processes - Changing materials - Insulation Learning Points Insulators do not allow energy to pass easily through them. Thermal insulators do not allow heat energy to flow easily through them. 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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