Sophie Caldwell (Peru, VT) led the U.S. Ski Team at the first race of the FIS Nordic World Ski Championships with a 10th place finish in the classic sprint.
Meteors usually burn up in the mesosphere, in aâ¦ltitude from 75 km  to 100 km in earth atmosphere.as long as the meteor is small enough it burns up in earths atmoshere but rarly they dont burn up and make it though. Meteors burn up when the start coming through the atmosphere.
The mesosphere is the third layer of the atmosphere. It extends from the top of the stratopause to an altitude between 80 and 85 km. The temperature begins to drop in this layer until it reaches minus 90Â°C. The upper region of the mesosphere is the coldest region of the Earths atmosphere layers.