One of the Requirements of the Scientific Method Is That

question 91

Short Answer

One of the requirements of the Scientific Method is that an experiment must be .

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Definitions:

Voluntarily

Acting or done willingly and without obligation or compulsion.

Facial Changes

Alterations in facial expressions that can influence or reflect emotional states, often related to the facial feedback hypothesis.

Communication of Emotion

The process through which individuals express their emotional states to others through verbal and non-verbal means.

Facial Posture

The habitual arrangement or positioning of the facial muscles, often indicative of a person's mood or attitude.