If I₀ = 10 ^{- 12} W/m² Is the Threshold

question 9

Multiple Choice

If I₀ = 10 ^{- 12} W/m² is the threshold of hearing, a sound with intensity I₁ = 10 ^{- 10} W/m² will give a certain decibel level. Suppose a new sound has an intensity I₂ = I₁²/I₀. What is the new decibel level?

• A) 40
• B) 20
• C) 10,000
• D) It will square the decibel level.

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Definitions:

Gustation

The sense of taste, one of the five traditional senses, involving the perception of flavor from substances on the tongue.

Pain

A disagreeable sensory and emotional response linked to either real or possible tissue harm, or articulated in relation to such harm.

Synesthesia

A neurological condition where stimulation of one sensory or cognitive pathway leads to automatic, involuntary experiences in a second pathway.

Dissociation

A psychological experience of disconnection or detachment from one's thoughts, feelings, memories, or sense of identity.