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Q: What evidence exists that there has been an increase in the amount of CO2 present in the atmosphere in the last century?
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Bubbling present during a chemical reaction is evidence of what?

Bubbling is due to a gas evolving in the atmosphere.


What is a present evidence?

Presumably, it is in reference to the evidence that will be, or was, presented in support of the prosecution.


What happens to humidity when more water evaporates?

For water, higher humidity decreases evaporation because more water is present in the atmosphere. Less water will diffuse into the atmosphere. If it's at 100% humidity, there's no net evaporation.


In which layer of the earth atmosphere is most ozone found?

Most of the ozone is present in the stratospheric region of atmosphere. It is present as the ozone layer in the atmosphere.


How is the ozone related to the atmosphere?

The ozone is present in the atmosphere as ozone layer. It is present as a pool of ozone molecules.


Is concenterated nitric acid present in the atmosphere?

No. Nitric acid is only present in trace amounts in the atmosphere.


What is the gas that absorbs ultraviolet radiation?

The ozone gas present in the atmosphere absorbs ultraviolet radiations. This gas is present in the form of ozone layer in the atmosphere.


Where is helium usually present?

in the atmosphere


Does the speed of sound increase of decrease or remain the same when air temperature increases?

decrease because when temperature is low water is present in atmosphere which let sound to go fast


Was the primitive atmosphere polluted as your present atmosphere?

Yes. The air is never clean.


Is argon present in the atmosphere?

Yes, it is the third most common gas in the atmosphere.


Why ozone not found in the atmosphere of the Earth?

Ozone is found in atmosphere. It is present in stratosphere.