no
No.
Yes there is argon in the air in the atmosphere
yes
Yes, it does.
Yes.
Yes. The air is never clean.
yes
Yes, this is the reason why we have an atmosphere
Yes
Yes, barometric pressure is the same as atmospheric pressure. Both terms refer to the pressure exerted by the weight of the air in the Earth's atmosphere.
No, the atmosphere is not always the same. It can change due to various factors such as weather patterns, air pollution, and natural events like volcanic eruptions. These changes can affect temperature, humidity, and air quality.
Yes the air there as the weight of the entire atmosphere on it.