In 1-2 sentences describe how your nose cleans the air you inhale.
like do this for someone that's in 3rd grade don't make it to advance. i don't know how to word it.

Your nose inhales O2 and goes through these little nose hairs to keep stuff that doesn't belong in your airway, it goes through your nose into your lungs taking in O2 for your blood. The other substances that you have inhaled get absorbed elsewhere and it is converted into CO2 which is what you exhale.

Explanation:

since you're a real machine, your ama is always less than your ima, because you can never totally eliminate friction.

the rearrangement of particles in a physical change. hope this