Why do objects viewed underwater with a mask appear closer and larger than they really are?
A) Water is denser than the lens of the eye.
B) Light moves more slowly through the water.
C) The mask provides additional refraction of light before it reaches the retina.
D) The cornea does not function in water, and the light is not refracted as much.
E) Light traveling through the water scatters more than it does when moving through the air.

Question

Quizplus · Accepted Answer

The mask creates an additional boundary between the air inside the mask and the water outside. This boundary causes light rays to bend (refract) differently than they would if the eye were directly in contact with the water, making objects appear closer and larger.

Why Do Objects Viewed Underwater with a Mask Appear Closer