Why would you use guidewords? They help you find an article in a magazine.
They help you find the page where a word is located.
They help you search Web pages.
They help you find more information about a topic.

nucleus is positively charged because it is composed of neutrons. an atomic nucleus is positively charged because it is composed of protons.

inductive reasoning is basically when one thing is one way and that must mean that everything is that way. it's hard to explain but another example is; my grandfather has no hair, so that must mean everyone's grandfather is bald. hope this : p