You take the total population of the world and deduct how many of them are on the surface of the earth at any given time.
Everyone who isn't underwater or in outer space
Two hundred people can fit on Air Force One.
about 150,00 people worldwide
billions around the world
over 3000, mostly from lack of actual athletic ability and obesity
a lot
Everyone who isn't underwater or in outer space
it depends on how hard you are working. if you are sprinting you will mostly breaking more air in a given time vs just walking.
Yes it is.
Everyone who isn't underwater or in outer space
specific humidity
Absolute humidity refers to the amount of water vapor that exists in a given volume of air at a given time. Relative humidity is absolute humidity relative to the maximum humidity for the current temperature.
About 5500 sguare kilometers
Because it is made in a certain way so they stay airborn but at the same time can fit in as many people as they can to reduce the levels of carbon dioxide given out. They are made to have a round nose and a slim body so they go faster and wind and wings so that they can glide through the air :)
Because it is made in a certain way so they stay airborn but at the same time can fit in as many people as they can to reduce the levels of carbon dioxide given out. They are made to have a round nose and a slim body so they go faster and wind and wings so that they can glide through the air :)
pollutes the air, and causes many problems for people living on it. we breath air in everyday with breathing all the other substances at the same time now because the air is polluted. - Molly.Stillman.
Specific humidity