The document provides definitions for several key internet-related terms: - Internet is a network of computer networks that connects computers worldwide and allows them to share information. - The World Wide Web (WWW) is a system of hyperlinked documents that can be viewed via the internet using a web browser. - HTML is the markup language used to create webpages and display content in a web browser. - A URL is a character string that identifies a specific internet resource and is used in web addresses. - A web feed delivers structured content updates from websites and blogs. - Streaming delivers audio and video over the internet in a progressive download rather than a full file download. - Podcasting makes audio programs