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A block of mass m is pulled in the direction shown in the figure across a rough surface with a constant acceleration . The magnitude of the frictional force is
Circadian Rhythms
Biological processes that display an endogenous, entrainable oscillation of about 24 hours, affecting various physiological functions in living organisms.
Reticular Activating System
A network of nerves in the brainstem that plays a key role in controlling arousal and the transition between sleep and wakefulness.
Sleep Deprivation
A condition resulting from insufficient sleep, which can impact mental, emotional, and physical health.
Usual Sleep Patterns
The typical sequence and timing of sleep stages and awake periods experienced by an individual over a 24-hour period.
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