From Chapter 3 Artificial-Earth satellites fly at different altitudes, depending on their needs. Describe the differences between low-Earth satellites, medium-Earth satellites, and geosynchronous satellites. For which applications would you use each? Your initial response (250-300 words) is due by Thursday night at midnight, with two responses (100-150 words) to classmates' posts due by Sunday at midnight. To submit your post, click on the Reply button and later Submit to make your post available to the rest of the class. To respond to other students' threads, click on the Reply button in the bottom left corner inside of a message