Matching Pairs matching Online version key words of atmosphere by rmas 1 The troposphere 2 The thermosphere 3 The mesosphere 4 Temperature 5 the exosphere 6 The atmosphere 7 the northern and southern lights 8 Shooting stars 9 The exosphere 10 The stratosphere the warmest of all 5 layers. Air temperature on the surface of the earth is kept constant. the degree of hotness of a medium lights made by solar flares our outermost limit with space. the outer layer that surrounds the earth extends to an altitude of 10 to 50 kilometers above sea level. The ozone layer is one part of it the coldest layer of the atmosphere. Temperatures can drop down to -90°C meteors that travel through space. when they hit the mesosphere, they burn up. the layer closer to the surface of the earth the most distant layer from the earth's surface.