Look at the blue lines coming from the fan. In which direction is the
air pushed?

Gas will most likely  fill the container 

The purpose of a lab is to do your "expirements" the importance of the topic is so you can now what the story is about and the last one is because no one is me with my question ( what is 3 over 4 x - 9 = 27 maybe you can )

This is the answer of your question

Answer body lying face up ;