Based on what you have read in Unbroken about Japanese society during the time of World War II, how did the value of surrender being a terrible thing contribute to the invisibility of captives?

Read the sentence from "black hole beginnings." as more stuff gathers, its combined gravitation grows stronger. what question should readers ask to determine the effect in the sentence? 1.how much stuff is combined? 2.where does the stuff gather? 3.why does the gravitation grow stronger? 4.what happens when more stuff gathers?