Well a person breathes harder when he/she exercizing because you are working hard and your body is not used to it so your trying to pass more air through the lungs
Potassium is just below the sodium in periodic table in s group !
so the valence electron of sodium and potassium is same and that is 1 !
It might be because it is close to the earth
Hope this helps!
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One U.S. farm feeds 166 people annually in the U.S. and abroad. The global population is expected to increase by 2.2 billion by 2050, which means the world's farmers will have to grow about 70% more food than what is now produced. About 11% of U.S. farmers are serving or have served in the military.
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They can use sound to see which ones do not react properly
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