read the activity carefully and answer the following questions
moisture in our breath
on cold winter mornings you may have noticed that the air you breathe out is misty.take a mirror wipe it clean with a cloth,blow air from your mouth on the surface of the mirror
Questions
1. took ot the surface of the mirror carefully what did you see?
2. clean the mirror again and blow air an it with a syringe. what will happen ?
3.on the basic of this experiment would it be correct to say that exhaled air is more moist than air from a syringe?
4. is the air from the syringe warm?
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1. We see that it has become moist and has a foggy appearance
2. Upon blowing air from a syringe, the mirror does not become moist
3. Yes, on the basis of this experiment, we can definitely say that air blown from our mouth is more moist
4. No, it is not warm. The air we breathe is warm because of our body temperature which heats the air, we breathe, a little
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