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 tell when egg whites have peaked enough when using a mixer.
Lift the beaters up and if the egg white stays up and doesn't fall over, you are good to go.

paperclip
can be hidden by  stapler  

To clean a dirty window

Use a large sponge to apply vinegar to the entire pane. With a squeegee, firmly remove all the vinegar.