Strictly Speaking, If a Beam of White Light Is Shone

question 156

Multiple Choice

Strictly speaking, if a beam of white light is shone through a piece of very thick glass, the first color to emerge from the other side is

• A)white.
• B)violet.
• C)red.
• D)green.
• This is because
• E)all frequencies travel at c.
• F)lower frequencies undergo more refraction in a medium.
• G)higher frequencies of light travel at a faster average speed through a medium.
• H)higher frequencies of light interact with more molecules in a medium.

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Definitions:

Anterior Cingulate Cortex

A region of the brain involved in emotion formation and processing, learning, and memory.

Pain Receptors

Specialized nerve endings found throughout the body that detect painful stimuli and send signals to the brain, officially known as nociceptors.

Afferent

Referring to nerve fibers that carry sensory signals toward the central nervous system.

Efferent

Referring to nerve fibers that carry impulses away from the central nervous system to the effector organs (muscles, glands).