Standard Science Primary 5 Cycles

Four identical towels were soaked with the same amount of water and placed under different conditions. Which towel will dry the fastest?

A Towel D: Spread out, under a bright sun
B Towel C: Folded, under a bright sun
C Towel A: Folded, in a dark room
D Towel B: Spread out, in a dark room
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Worked Solution

Step 1: Evaporation is faster with more heat (sun) and larger exposed surface area (spread out). Step 2: Towel D has both high heat and maximum surface area. Step 3: Therefore, it dries the fastest.

Correct answer: Towel D: Spread out, under a bright sun

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