Quick Answer. The Cessna Skyhawk, a single-engine plane, has a maximum cruising speed of 124 nautical miles per hour, which is just over 140 miles per hour ground speed. A Boeing 747 typically cruises at 567 miles per hour.
Furthermore, the psychosocial effects of extreme events have commonly been viewed as resulting from a complex array of primary and secondary stressors. Primary stressors have been defined as stress that is âinherent in particular major incidents, disasters and emergencies and arising directly from those eventsâ .
Chronic stress results from a state of ongoing physiological arousal. This occurs when the body experiences stressors with such frequency or intensity that the autonomic nervous system does not have an adequate chance to activate the relaxation response on a regular basis.