Reflection, refraction and lenses

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Question 50
Easy

A student takes a photograph of a calm, still lake. The surface of the water acts as a mirror, showing a clear, sharp reflection of the mountain behind it.

A calm, still lake showing a perfectly clear reflection of a mountain. The water surface is shown as a completely flat horizontal boundary with parallel light rays striking it and reflecting in a uniform, parallel direction.

Explain why the surface of the still water produces a clear image.

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Reflection, refraction and lenses Questions

  1. GCSE
  2. /Physics
  3. /Reflection, refraction and lenses