Standard Science Primary 5 Cycles

Mei poured hot tea into a cup and covered it with a cold glass lid. After a few minutes, she noticed water droplets forming. Where would the water droplets form?

A On the outer surface of the cup.
B Inside the hot tea.
C On the inner surface of the glass lid.
D On the outer surface of the glass lid.
Show Worked Solution

Worked Solution

Step 1: The hot tea evaporates into warm water vapour. Step 2: The warm water vapour rises and touches the cooler inner surface of the glass lid. Step 3: It loses heat and condenses into water droplets on the inner surface.

Correct answer: On the inner surface of the glass lid.

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

Start Free Trial — 7 Days Free