Standard Science Primary 5 Cycles

Siti poured 100ml of water into four different containers. Which container will have the least amount of water left after two hours in the sun?

A A tall, narrow glass
B A ceramic mug
C A shallow, wide tray
D A plastic bottle with a small opening
Show Worked Solution

Worked Solution

Step 1: Evaporation is the process of water turning into water vapour. Step 2: The rate of evaporation increases with larger exposed surface area. Step 3: A shallow, wide tray has the largest surface area.

Correct answer: A shallow, wide tray

Want more questions like this? Superholic Lab has 10,000+ MOE-aligned questions with full worked solutions.

Start Free Trial — 7 Days Free