A Sound That Is Perceived as Twice as Loud Requires

question 25

Multiple Choice

A sound that is perceived as twice as loud requires

• A)twice the intensity.
• B)four times the intensity.
• C)ten times the intensity.
• D)one-hundred times the intensity.

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Definitions:

Gestures

Meaningful body movements and postures.

Facial Muscle Activity

Movements of the muscles in the face that are often analyzed to understand emotions and expressions.

Cognitive Thinking

The process of acquiring knowledge and understanding through thought, experience, and the senses.

Vocal Pitch

The perceived frequency of a voice, which can influence perceptions of the speaker's emotional state, physical size, and social dominance.