Two Children Are Riding on a Merry-Go-Round

question 36

Multiple Choice

Two children are riding on a merry-go-round. Child A is at a greater distance from the axis of rotation than child B. Which child has the larger centripetal acceleration?

• A) Child A
• B) Child B
• C) They have the same zero centripetal acceleration.
• D) They have the same non-zero centripetal acceleration.
• E) There is not enough information given to answer the question.

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Definitions:

Hypothalamus

A small region of the brain that plays a crucial role in many important functions, including releasing hormones and regulating body temperature.

Thalamus

A part of the brain that serves as a major relay station for sensory information, excluding smell, transmitting it to the appropriate cortical areas.

Cerebellum

A part of the brain located at the back of the skull which is responsible for coordinating voluntary movements and maintaining balance, posture, and equilibrium.

Biological Clock

An internal timing mechanism in organisms that controls the cycle of daily activities, such as sleep and wakefulness, based on a roughly 24-hour period.