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. 

To prevent cake from sticking to the cake pan.
Grease the inside of the pan with shortening and then flour it. I also place a round piece of parchment paper on the bottom.

Use the sun and a magnifying glass to start a fire.
On a sunny day, hold the glass above something that will burn easily.  Use a dry leaf of a piece of paper.  Move the glass so the suns rays focus on the paper.

how do you poke someone on facebook?

go to their facebook page, and click on the poke button.