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Evaporating Water in -30C. Must See!
On a winter day in Yellowknife, Northwest Territories, Canada, a woman boiled water and threw it in the air where it evaporated within a second. For those of you interested, -30 degrees Fahrenheit is -34.4 degrees Celsius.
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Sublimation is the conversion between the solid and the gaseous phases of matter, with no intermediate liquid stage. For those of us interested in the water cycle, sublimation is most often used to describe the process of snow and ice changing into water vapor in the air without first melting into water. The opposite of sublimation is "deposition", where water vapor changes directly into ice—such a snowflakes and frost.
ReplyDelete-30c is -22f.
ReplyDeleteAmazing experiment! Watching water evaporate instantly at -30°C is fascinating and a great reminder of how extreme temperatures affect everyday science. accounting for shopify
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