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Snack name |
Description |
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Suspend an object in air by blowing down on it. |
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Soap bubbles float on a cushion of carbon dioxide gas. |
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Squeezing a plastic bottle filled with water and a condiment packet makes the packet sink. Letting go of the bottle makes the packet rise. |
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Make your own heat waves in an aquarium. |
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To paraphrase the French philosopher René Descartes: "I sink, therefore I am." |
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Make a portable cloud in a bottle. Now you see it, now you don't! |
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Natural geysers form when underground chambers fill with water and are heated geothermally. When the water is heated to its boiling point, the geyser erupts, spewing its contents, and the cycle starts again. |
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Whirling water creates a tornado in a bottle. |
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Rotating water has a curved surface. |