I used clipart a LOT for newsetters and other documents. I don't always want a photo - clipart is often better at getting an idea across quickly, and I didn't need to worry about copyright because I assumed it was OK to use without permission as it was a part of the MS package. The BING option is terrible - very juvenile and hardly extensive with fewer than 50 options. And by-the-way, most of the online sites for "accessing clipart in MS Word 2010" still say to go to insert then click on clipart. Really - we hardly need such basic instructions when they aren't even correct anymore!
If you mean your own artwork, then you'd take a picture of it, upload it to your computer (make sure you know where you're saving it), then select Insert > Picture in Word, browse in the location where you saved the photo, click the picture, and insert. If you mean an image from the internet or something, you can just save it to your computer and basically follow the rest of the steps above.
Which brings us to Creative Commons, the license Office’s new Bing-powered search filters for. My colleague Danny explained what Creative Commons is, and why you should use it What Is Creative Commons, And Should You Use It? What Is Creative Commons, And Should You Use It? Creative Commons is a set of licenses which automatically give you permission to do various things, such as reuse and distribute the content. Let's find out more about it and how to use it. Read More , but the quick version is that it’s a way for artists to tell the web their images are free to use.