Copyright Infringement v. Plagiarism

People often mistake Copyright Infringement with Plagiarism because, on the surface, they often deal with the same thing -- improper copying. 

They are different, however, in that Copyright Infringement is a legal concept that delves more on property and ownership while Plagiarism is an academic and ethical concept, which deals with dishonesty and poor scholarship. 

Both concepts may intersect, but they may also exist apart from each other.

Here's a cheat sheet to help you all out with the two concepts: