http://searchlens.org/web_search_engines/
Because different search engines contain different sources of information, giving you more research choices.
Search Engines.
One can get information on airplane engines from the website of the manufacturers of airplane engines. There will be many different answers to questions one may have.
You can use search engines like Google to find websites that contain information on a specific topic. Additionally, academic databases, library catalogs, and online encyclopedias can also be good sources for information on specific topics.
There are many websites that contain lists and information about online marketing. Some of these sites include SEM List, Net Market Share, and Internet World Stats.
Search engines are like websites where you type in what you are looking for and it finds you different sites on the Internet that may be what you are looking for. Some popular search engines include Google and Ask.
Probably everyone knows the four largest and most used information retrieval websites. While those websites search the entire internet, there are also lots of content or information type based engines which include Craigslist, Monster and BlogScope.
Because other websites do things differently and have it organized more different!
There are a number of places where one can find more information about HEMI engines. The websites All Par and Hemi give lots of information on the engine and it's applications. YouTube also has many videos detailing the HEMI engine.
websites consideed search engines are sites that allow you to ask it questions and answers them for you
Both search engines and web directories allows you to search for websites but results may vary because of the different configuration of their databases. Search engines are using crawlers / bots to read the content of websites and saving them in their database. Web directories are more organized because the websites are already categorized when submitted by humans.
I search for information on reliable websites, academic databases, and reputable sources such as government websites, peer-reviewed journals, and trusted news sources. Additionally, I use search engines like Google and digital libraries.