Analyze data collected to conclude which search engine accesses a larger number of web sites. Most users are unaware of the differences between search engines. Some sample larger or smaller portions of the World Wide Web than others. A search engine looks for documents containing keywords and returns a list of the documents where the keywords were found. WebCrawler is an example of a search engine.
Search engines are different from subject indexes .
Yahoo is often thought of as a search engine when in fact it is an example of a subject index. A subject index contains references to other resources categorized by subject usually in a hierarchy. Select the following URL to get the Hit Recording Sheet. Students use the worksheet to list their vocabulary word, search engine, and number of hits the word produced on that search engine. Select the following URL to get the Search Recording Table.