The Figures Show Standing Waves of Sound in Six Organ

question 50

Multiple Choice

The figures show standing waves of sound in six organ pipes of the same length.Each pipe has one end open and the other end closed.Note: some of the figures show situations that are not possible.

-Which one of the pipes emits sound with the highest frequency?

• A)1
• B)2
• C)3
• D)4

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Definitions:

Deep Sleep

A stage of sleep characterized by slow brain waves, minimal body movement, and reduced response to external stimuli, crucial for restorative processes.

REM Sleep

A stage of sleep characterized by rapid eye movements, dreaming, and increased brain activity.

Sigmund Freud

An Austrian neurologist and the founder of psychoanalysis, a method for treating psychopathology through dialogue.

Dreaming

A series of thoughts, images, and sensations occurring in a person's mind during sleep, often associated with rapid eye movement (REM) sleep.