The Twinkling of Starlight and the Focusing of Images by Lenses

question 89

Short Answer

The twinkling of starlight and the focusing of images by lenses are due to ________ of light.

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Definitions:

Cornea

The transparent front part of the eye that covers the iris, pupil, and anterior chamber, contributing most of the eye's focusing power.

Anterior

Pertaining to or situated toward the front of the body; opposite of posterior.

Transparent

Allowing light to pass through so that objects behind can be distinctly seen.

Retinoblastoma

A rare, malignant tumor of the retina usually occurring in children.