The Wave Front Shown at the Left for Light in Air

question 19

Multiple Choice

The wave front shown at the left for light in air reaches the plane surface (shown by a slanted line) that bounds a medium with n = 1.50.
Which diagram below correctly shows the wave front while entering the medium at the right?

• A)A
• B)B
• C)C
• D)D
• E)E

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Definitions:

Ectoderm

The outermost layer of cells in the early embryo from which the nervous system, skin, and other external tissues develop.

Proximodistal Development

A pattern of development where growth starts at the center of the body and moves towards the extremities, observed in the physical development of children.

Fingernails

Keratin-based structures at the tips of the fingers that protect the fingertip and enhance tactile sensation.

Fetus

A prenatal human between its embryonic state and birth, specifically after the major structures have begun to develop in the ninth week of pregnancy.