When a Light Wave Enters into a Medium of Different

question 95

Multiple Choice

When a light wave enters into a medium of different refractive index,

• A) only its frequency and wavelength change.
• B) only its speed and frequency change.
• C) its speed, frequency, and wavelength change.
• D) only its speed and wavelength change.

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Definitions:

Ectoderm

The outermost layer of cells or tissue of an embryo in early development, giving rise to the outer layer of skin, brain, and nervous system.

Embryonic Development

The process by which the embryo is formed and develops, beginning with fertilization and ending at birth or hatching.

Organogenesis

The process of organ formation.

Blastula

An early stage of embryonic development in animals, characterized by a spherical layer of cells (the blastoderm) surrounding a fluid-filled cavity (the blastocoel).