You can add audio and video to your course in two ways. One is to embed the multimedia in a web page. That is, you create a web page as normal; and just as you would place a graphic on that page, you place an audio or video file instead. Embedding a file means placing it inline, much like how an image is placed on a page. Just as you can introduce a graphic with some text on the page, you can introduce the multimedia file with some text on the page where the file is embedded.

The embedded file can be the one that you have uploaded to Moodle. That is, it can be a site file or course file. Or, the embedded file can be on another website. For example, it could be a video from YouTube. Either way, the file plays on the page in which it is embedded. Here's an example of an embedded movie being played on a Moodle web page:

The other way is to link to the multimedia file. Instead of putting the file on a web page, you are linking to it directly. Your web browser...