it is required for cellular respiration. no air, no life. (at least on this planet. cant be 100% sure if there is something out there somewhere that doesn't need it)-Akilae
because fish need it to breathe. just like humans need air to breate. to fish, water is air.
Because they breathe through gills.(air must pass through them)
so they can gain lift so they can fly
Lungs are what air breathing creatures use. That is how they evolved. Gills need to have water flowing over them so they work in water. So Lungs won't work in water and Gills won't work in air.
He is making a solution of the air and his spit, so that he can better detect what is in the air. It's totally normal.
fresh air is so important because you need to breath fresh air not all this musty discusting air or your lungs will be all clogged up and you could get sick and die
so we can have air so we can get oxgen
so we can have air so we can get oxgen
so we can have air so we can get oxgen
adds oxygen to the air
because we would die without it
So it won't run out of air or explode while driving
The Barometric Trend is important to know so as to be able to tell air pressure. If the air pressure is high, the weather will be sunny, but if the air pressure is low, the weather will be cloudy.
Plants are important because they inhale the Carbon Dioxide in the air and exhale oxygen into the air so that we can breath and we won't DIE.
Plants are important because they inhale the Carbon Dioxide in the air and exhale oxygen into the air so that we can breath and we won't DIE.
Bio fuels are so important because they help the economy. It doesn't pollute the air and it helps get rid of waste.
It is important if your basement is unconditioned space. If your basement walls and floor are insulated it is not so important.