Geography
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#1. Which layer of the atmosphere does the space shuttle travel in? #2. Which of the following is important for a temperature inversion? (Points : 3) two layers of warm air, one on top of the other a layer of cold air over one of warm air two layers of warm air a layer of warm air over a layer of cold air. #3. Earth's second atmosphere (atmosphere II) was a thick atmosphere of primarily water vapor and carbon dioxide. What effects did this have on earth? (Points : 3) Helium and hydrogen gases escaped earth's gravity. Heat energy was retained and water vapor condensed. Ultraviolet light split water vapor into hydrogen and oxygen. Increased oxygen allowed reptiles to thrive.

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Peanut2

1. Layer of the atmosphere does the space shuttle travel in Troposphere to Thermosphere. 2. Important for a temperature inversion is one on top of the other a layer of cold air over one of warm air. 3. Effect of water vapor and carbon dioxide is the heat energy was retained and water vapor condensed. 

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