A Beam of Light Passes from Air into Water

question 57

Multiple Choice

A beam of light passes from air into water.Which is necessarily true?

• A)The frequency is unchanged and the wavelength increases.
• B)The frequency is unchanged and the wavelength decreases.
• C)The wavelength is unchanged and the frequency decreases.
• D)Both the wavelength and frequency increase.
• E)Both the wavelength and frequency decrease.

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Definitions:

Tenebrism

Painting in the “shadowy manner,” using violent contrasts of light and dark, as in the work of Caravaggio. The term derives from tenebroso.

Skiagraphia

Greek, “shadow painting.” The Greek term for shading, said to have been invented by Apollodoros, an Athenian painter of the 5th century BC.

Chromatism

The quality or state of being chromatic, which involves the use of color or the ability to produce color, often used in the context of art and music to denote vividness and diversity in color or tone.

Still Life

A picture depicting an arrangement of inanimate objects.