In order to conduct an effective search, you must first identify key words, concepts, synonyms, and related terms to use in your search.
Sample topic: how will global warming affect life in the Great Lakes states in the 21st century?
Key Words: words that convey the main ideas of your topic or question.
Concepts: words that describe the big ideas to which your topic is related
Synonyms: words that mean the same thing as your key words
Related Terms: words that are closely related with key words, but not substitutes like synonyms
(Adapted under a creative commons license from Oregon School Library Information System)