If the kitchen door is closed, how will that affect your ability to smell cooking odors in your room?

Even if your door is closed, you would still smell the odors because of the space under the door and the space that is needed to close the door.  

Explanation:

because the partials in the air are still moving they transfer energy to your nose. and there are cracks in the door.

Explanation:

i look it up online and i'll tell you