What makes a fridge cool? A clip from the Science Please! collection.
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directorSylvain Charbonneau
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animationPierre Grenier
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producerMarc Bertrand
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Education
Ages 6 to 11
Science - Physical Science
Technology Education - Society and Technology
Teacher asks students to: - disassemble a thermos and examine its construction; - explain how foods were preserved before the invention of the refrigerator; - have an older person visit the class to talk about their first fridge and how their ancestors preserved their foods; - bring in various materials and study their insulation properties by using them to wrap ice cubes; - depict the evolution from cellars to refrigerators on a timeline.
