A Figure Skater Rotating at 5

question 7

Multiple Choice

A figure skater rotating at 5.00 rad/s with arms extended has a moment of inertia of 2.25 kg ∙ m².If the arms are pulled in so the moment of inertia decreases to 1.80 kg ∙ m²,what is the final angular speed?

• A)2.25 rad/s
• B)4.60 rad/s
• C)6.25 rad/s
• D)1.76 rad/s
• E)0.810 rad/s

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Definitions:

Behaviorism

A psychological theory that focuses on observable behaviors and disregarding internal processes, emphasizing the learning process through rewards and punishments.

Cognitive Psychology

A branch of psychology that studies mental processes including how people think, perceive, remember, and learn.

Natural Drive

Intrinsic motivations or biological imperatives that guide behavior, such as hunger, thirst, or the drive for survival.

Carl Rogers

A pioneering psychologist known for developing client-centered therapy and emphasizing the importance of the self and unconditional positive regard.