Oxygen
wind
a hero
proven
climate
The best description is 'a mixture of gases'.
Fitness
The term used to describe the gradual increase of the average air temperature in the Earth's lower atmosphere is "global warming."
The term that is used to describe the flow of air or fluid around an object is buoyant force. An example of buoyant force is when you float on an inflatable object in the swimming pool.
Air temperature and wind speed
Air temperature and wind speed
puberty
Continental Drift.