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A block of Styrofoam floats on water while a same size block of lead lies submerged in the water. The buoyant force is greatest on the
Brows Raised
A facial expression where the eyebrows are lifted upwards, often indicating surprise, curiosity, or questioning.
Eyes Widened
A physical reaction where the eyelids open more than usual, often in response to surprise, shock, or intense focus.
Mouth Rounded
Describes the shape and position of the lips when forming certain speech sounds, often contrasted with lip spreading or neutral positions.
Carroll Izard
An influential American psychologist known for his contributions to the study of emotions and the development of the Differential Emotions Theory.
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