The Net, or Internet, is a vast collection of interconnected computer networks that allow electronic mail, files, and other information to flow between computers.
The Web, or World Wide Web, is a collection of information pages available on the Internet that provide information in a "hypertext" format of graphics, text, sounds, etc. (Like these pages.)
A Home Page:
Many companies, individuals and universities have multiple Web pages. The home page is the first Web page you see when you access their Web site.
The Information Superhighway:
This is a broad term used for the many emerging paths for accessing electronic information. It includes computer networks, electronic mail, enhanced cable TV systems, electronic shopping and banking, and many services yet to be developed.