Government Websites are good sources of high quality information, but other websites can be tricky to assess for quality. Use the "CRAAP" test to evaluate the information sources you find on the Web.
Currency – How up-to-date is the information?
Relevance – Is the information directly about your topic? Is it too simple? Too complex?
Authority – Who is the author? What are his/her credentials? Where was the information published?
Accuracy – Where does the information come from? Is it consistent with unrelated sources?
Purpose – Why was this information published