Four identical towels, P, Q, R and S, were soaked with the same amount of water. They were hung out to dry under different conditions. Based on the table below, which towel will dry the fastest?
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Worked Solution
Step 1: Evaporation is faster with a larger exposed surface area, higher temperature, and presence of wind.
Step 2: Towel S is spread out (large surface area) and placed under the sun (high temperature).
Step 3: These conditions maximize the rate of evaporation.
Correct answer: Towel S
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