In this task the focus is on physical knowledge about the world. Given the provided goal task in the input, describe a process that would lead to the asked outcome. This process often involves physical motions with objects, such as moving them, arranging them in a certain way, mixing them, shaking them, etc. 

How to get rid of the black bars on the top or sides of the movie?
Change the screen settings on your TV or video player to stretch the picture to fit the screen.