When you open your eyes underwater, everything looks blurry. Can this be thought of as an extreme case of nearsightedness or farsightedness? Explain.
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Here we need to explain whether the blurry vision when we open the eyes inside the water is due to extreme case of nearsightedness or farsightedness.
The blurry vision of the objects under the water is due to the change in refractive index of water compared with air.