Describe the steps taken to do an effective search using a search engine.
what is the difference between the table of contents of a book and its index?
what information is contained in a  reader's guide  entry?
why would you use  who's who?
what would you go to a reference librarian for?

Begin with a broad keyword or key phrase in order to see what type of information is available. Then choose a term or phrase that’s more specific to your particular topic, making your search as specific as possible so that it won’t yield millions of results. Your goal is to locate information that will inform and support your particular topic.

The table of contents is in the front of a book and usually contains broad chapter headings. The index, in the back of the book, is an alphabetical listing of all topics mentioned in the book.

Title of the article, author’s name, magazine, volume number, pages, and month and year the magazine was published

To find information about an historical figure or group

To find where to look for the answer to a specific question

Explanation:.

according to hess's theory, when the magma cooled, it would expand and push the tectonic plates apart. it would push the north and south america plates to the west and eurasia and africa ones to the east. the atlantic ocean would get wider but the coastlines of the masses would stay the same.

harry hammond hess was a geologist and a united states navy officer in the second world war. he is considered to be one of the founding fathers of the theory of plate tectonics. he is known for his theories on sea floor spreading, stating that the movement of the continents was the result of see floor spreading. the continents are attached to the plates and do not move separately. the plates themselves shift and change shape, carrying the continents along.