Standard Science Primary 5 Cycles

Jun Jie hung four wet towels of the same size and material under different conditions. Which towel will dry the fastest?

A Folded towel in a dark room
B Folded towel under a fan
C Unfolded towel in a dark room
D Unfolded towel under a fan
Show Worked Solution

Worked Solution

Step 1: Identify factors affecting evaporation: surface area and wind speed. Step 2: Unfolding increases surface area. Step 3: A fan increases wind speed. Step 4: The combination of both leads to the fastest drying.

Correct answer: Unfolded towel under a fan

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