Plastic food wrap can be used to cover a container

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Reference no: EM13900362

Plastic food wrap can be used to cover a container by stretching the material across the top and pressing the overhanging material against the sides. What makes it stick? (Hint: The answer involves the electric force.) Does the food wrap stick to itself with equal tenacity? Why or why not? Does it work with metallic containers? Again, why or why not?

Reference no: EM13900362

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