Directions: Fill out the missing letters and arrange the word “Layers of the Earth’s atmosphere” from the top to bottom. Write the letter only.
A. _ _ _ posphere: B. _ _ _ atosphere; C. _ _ _ osphere; D. _ _ _ rmosphere What is the correct order of the layers of Earth’s atmosphere from top to bottom? 1. ___ 2. ___ 3. ____ 4. ____​