Question

Fill in the following blanks with suitable words:; A person is short-sighted if his eyeball is too ______ Spectacles with a ______ lens are needed. A person is long-sighted if his eyeball is too ______ Spectacles with a ______ lens are needed. These focus light rays exactly on to the ______

Answer 1

Answer:

The above given question has been rewritten and the blanks provided ij the question are filled with correct answer as follows:

A person is short-sighted if his eyeball is too _long____. Spectacles with a _concave___ lens are needed.

A person is long-sighted if his eyeball is too ___short___ . Spectacles with a __convex___ lens are needed. These focus light rays exactly on to the __retina____.

Answer 2

Explanation:

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