A-LevelPhysicsWaves9702/12 · May/June 2014 · Q241 Mark
The diagram shows a vertical cross-section through a water wave moving from left to right. [Figure 24.1] At which point is the water moving upwards with maximum speed?
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.
APoint A on the wave, near the trough.
BPoint B on the wave, at the crest.
CPoint C on the wave, descending.
DPoint D on the wave, at the trough.
✓ Correct answer
C: Point C on the wave, descending.
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