Standard Science Primary 4 Energy

Siti placed a glass of cold water on a table in a warm room. After 10 minutes, she noticed the water was less cold. Which statement correctly explains this?

A The water lost heat to the surrounding air.
B The water gained heat from the surrounding air.
C The glass lost heat to the water.
D The surrounding air gained heat from the water.
Show Worked Solution

Worked Solution

Step 1: Identify temperature difference (Warm room > Cold water). Step 2: Apply heat flow rule (Warm to Cool). Step 3: Conclusion: Water gains heat from the warmer air.

Correct answer: The water gained heat from the surrounding air.

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