Even though Ride is an astronaut with a scientific vocabulary, she is able to write in everyday language to appeal to all readers. In other words, She makes it relatable.
She continually talks about how it is impossible to describe the earth, which supports her admiration for the land. Go into detail that has lived on how incredible everything is from a space shuttle. The main idea is to describe Sally Ride's trips around the world in a spaceship, specifically her perspective of the earth from space.
Some should. You chose a job so you can get money, not for fun. Most people later on find it "fun" or interesting I guess. You are not always going to find one that interests you at the moment.