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    Question

    What type of lens is used to correct myopia

    (shortsightedness)?  
    A Convex lens Correct Answer Incorrect Answer
    B Concave lens Correct Answer Incorrect Answer
    C Cylindrical lens Correct Answer Incorrect Answer
    D Plane lens Correct Answer Incorrect Answer

    Solution

    Myopia is when nearby objects are clear but distant ones are blurry.   A concave lens diverges light rays to form the image on the retina.   Convex lenses are used for hypermetropia (farsightedness).   This is basic knowledge of corrective optics.

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