A Sound with a Frequency of 15 Hz Is in the ______________

question 51

Short Answer

A sound with a frequency of 15 Hz is in the ______________ region of the sound spectrum.

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Definitions:

Stage 1 Sleep

The initial phase of sleep that is light and easily disrupted, serving as a transition from wakefulness to deeper sleep stages.

Rapid Eye Movement

A phase of sleep characterized by the random movement of the eyes, dreaming, and increased brain activity.

Stage 2 Sleep

A stage of sleep characterized by the presence of sleep spindles and K complexes, representing a deeper sleep than stage 1 and accounting for approximately 50% of sleep time in adults.

Beta Wave

A type of brainwave pattern associated with active, alert cognition and wakefulness.