You have heard that fuel cells are new and might be an inexpensive way to provide electricity for your house, but you do not know anything about fuel cells. You decide that you want to research the topic to learn what fuel cells are and how they can be used for generating electricity for your house. Use the following four search engines to obtain that information:

          Yahoo!, AltaVista, Google, and Ask Jeeves. If you wish, try some other search engines as well. Compare the volume and quality of information you find with each search tool.Which tool is the easiest to use? Which produced the best results for your research? Why?