O-LevelPhysicsThermal Physics5054/12 · May/June 2025 · Q171 Mark
A beaker of cold water is heated at its base. [Figure 17.1 - Diagram of a beaker of water being heated] What happens to the heated water?
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
Adecreases, no movement
Bdecreases, upwards
Cincreases, no movement
Dincreases, upwards
✓ Correct answer
B: decreases, upwards
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