​Pierre Performs a Maneuver with His Yo-Yo Called "Around the World",where

question 80

Multiple Choice

​Pierre performs a maneuver with his yo-yo called "around the world",where he swings the yo-yo in a vertical circle.When the yo-yo is at its highest point,which forces provide the centripetal acceleration?

• A)​friction
• B)​gravity
• C)​normal force
• D)​tension
• E)​Two of the above choices are correct.

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Definitions:

Sleep Terrors

Intense episodes of fear that occur during deep sleep, often characterized by screaming, kicking, confusion, and no memory of the event upon waking.

Nightmares

Frightening dreams that occur during REM sleep, often in the morning hours.

Sleep Terrors

Episodes of screaming, intense fear, and flailing while still asleep, often occurring in children.

Situational Stress

A type of stress that arises from external circumstances or situations, often temporary in nature.