Standard Science Primary 5 Cycles

Siti wants her wet hair to dry as quickly as possible. Which combination of conditions will result in the highest rate of evaporation?

A Cold room, strong wind
B Warm room, no wind
C Warm room, strong wind
D Cold room, no wind
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Worked Solution

Step 1: Evaporation is the process of a liquid changing into a gas. Step 2: The rate of evaporation increases with a higher temperature (warm room) and the presence of wind (strong wind). Step 3: Therefore, a warm room with strong wind provides the best conditions.

Correct answer: Warm room, strong wind

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