How to Use "troposphere" with Example Sentences

1. Was he in the troposphere , stratosphere , mesosphere or thermosphere ?
2. Measurements and analyses of ozone concentrations at the ground surface and in the lower troposphere in southwest china .
3. The stratosphere sits on top of the troposphere , the lowest , densest layer of the atmosphere .
4. This is because the top of the troposphere is normally very cold , causing ascending water vapour to freeze into ice crystals that drift and fall , rather than continuing up into the stratosphere .
5. Above the troposphere , seen as a light blue band with white clouds , is the stratosphere , part of the earth 's atmosphere where airplanes fly and some hardy bacteria float .