Yes, as long as the new "artwork" is not "derivative" of the original art and you do not misrepresent it as produced or licensed by the copyright owner. See related question on NFL materials: "Can you legally make an item using NFL fabric and sell it?"
No, unfortunately.
Unfortunately, there is no clear answer to this in the law, and no apparent pattern to judgments.
infringing copyright B. flaming C. hacking infringing copyright
Without permission, yes. Even creating a GIF from existing images or video can be infringing.
Without a license, yes.
To ethically incorporate content from other blogs into your work without infringing on copyright laws, you should obtain permission from the original content creator, provide proper attribution, and only use a small portion of the content for commentary, criticism, or educational purposes.
In general, you can copy a small amount of someone else's work without infringing copyright, as long as it is for purposes like criticism, commentary, or education. The amount you can copy varies depending on the specific circumstances and the nature of the work. It is important to always give credit to the original creator and not use the copied material for commercial gain.
Without a license, it would be infringing to create the play, and to perform it.
Painting a portrait is typically not infringing, unless the portrait is clearly a derivative of an existing work, such as a photograph.
Infringement is the use, without permission, of copyrighted works when that use does not qualify for an exception to current law (i.e "fair use")
For sheet music, copying, altering, distributing, or performing the music in public without a license would be infringing. For recordings, copying (including downloading), altering, distributing (including uploading), or performing the recording in public without a license would be infringing.
You are infringing the rights of either the photographer who took the published photo or of the magazine, or both.