A Sling Shot accelerates a 12 g Stone to a velocity of 35m/s within a distance of 5.0cm to what (constant force
is the stone subjected during the acceleration

If you visited mount shasta city (elevation 900 m [3000 ft.]) and found the outside air temperature to be 27°c (81°f), what would be the air temperature at the summit of mount shasta (elevation 4200 m [14,000 ft.]) at that moment-assuming that the temperature conditions with altitude change at an average, or normal, lapse rate?