Alcohol evaporates more quickly than water at the same

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Q1. Alcohol evaporates more quickly than water at the same temperature. Which produces more cooling- alcohol or the same amount of water on your skin?

Q2. Porous canvas bags filled with water are used by travelers in hot weather. When the bags are slung on the outside of a fast- moving car, the water inside is cooled considerably. Explain.

Q3. When can you withdraw heat from something without lowering its temperature?

Q4. Why is very cold ice "sticky"?

Q5. Why will spraying fruit trees with water before a frost help to protect the fruit from freezing?

Reference no: EM13455914

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