Aerodynamics
Lub zog ua rau ntawm ib qho khoom thaum ib qho khoom txav mus rau huab cua yog hu ua aerodynamic quab yuam. Nws muaj ob lub zog faib hluav taws xob: ib qho yog ib qho kev faib hluav taws xob ib txwm ua raws li qhov kev coj ua ntawm cov khoom ntog ntawm cov khoom, thiab lwm yam yog lub zog tangential faib quab yuam rau ntawm lub dav hlau tangent ntawm cov khoom ntog.