The figure below shows the rotation curves of several nearby spiral galaxies.What does the shape of these curves tell us about the content of these galaxies?
Definitions:
General Adaptation Syndrome
A three-stage response (alarm, resistance, exhaustion) that the body goes through when under stress, described by Hans Selye.
Blood Pressure
The force exerted by circulating blood on the walls of the body's arteries, a critical vital sign indicating the health of the cardiovascular system.
Exhaustion
A state of extreme physical or mental fatigue, often resulting from stress or lack of sleep.
Cardiac Arrest
A sudden cessation of heart function, leading to a loss of blood circulation and requiring immediate medical intervention.
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