A Sample of an Ideal Gas Is Slowly Compressed to One-Half

question 16

Multiple Choice

A sample of an ideal gas is slowly compressed to one-half its original volume with no change in pressure. If the original root-mean-square speed (thermal speed) of the gas molecules was V, the new speed is

• A) V.
• B) 2V.
• C) V.
• D) V/2.
• E) V/

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Definitions:

Efferent

Referring to nerve fibers that carry signals away from the central nervous system to the peripheral effectors, such as muscles or glands.

Midbrain

A portion of the central nervous system associated with vision, hearing, motor control, sleep/wake, arousal (alertness), and temperature regulation.

Gray Matter

The darker-colored regions of the brain and spinal cord consisting mainly of neuronal cell bodies and branching dendrites.

White Matter

Brain and spinal cord tissue consisting mainly of myelinated nerve fibers, which facilitate the rapid transmission of signals between different parts of the central nervous system.