Why is the Scoville scale considered a psychophysical scale?
A)It measures the relation of velocity to loudness.
B)It measures a psychological variable (piquancy) as a function of a physical dimension (the amount of capsaicin).
C)It measures a physical variable (the amount of heat) as a function of a sensory dimensions (taste and touch).
D)It focuses on the psychological, rather than the physical, experience of consuming hot peppers.

Question

Quizplus · Accepted Answer

The Scoville scale is considered a psychophysical scale because it measures a psychological variable (piquancy) as a function of a physical dimension (the amount of capsaicin). This means that it quantifies the subjective perception of spiciness while taking into account the physical presence of the compound responsible for it.

Why Is the Scoville Scale Considered a Psychophysical Scale