A student observes that a swimming pool appears shallower than its actual depth. Which concept best explains this effect?

Question

A student observes that a swimming pool appears shallower than its actual depth. Which concept best explains this effect? — Exam MCQ

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B. Refraction of light at the water-air boundary — The correct choice is Refraction of light at the water-air boundary. It follows from the laws of reflection/refraction and the standard image-formation properties of lenses, mirrors or optical systems.

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A. Reflection of light from the pool floor

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C. Scattering of light by water molecules

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D. Internal reflection of light within the water

A student observes that a swimming pool appears shallower than its actual depth. Which concept best explains this effect?

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