the mixture of invisible gases that surround earth
An essay to describe your best friend would include the best traits of the best friend. The essay would also describe why you feel those traits are beneficial to your friendship.
First write what is a harbour and do ships do by halting by the place. After which you can start to describe the environment and atmosphere at a harbour in the next paragraph.
The moon has no atmosphere
Beautiful
they permit exchange between the external atmosphere and the circulatory system.
scientific
Zenith
Zenith
relaxed
anything that have some of your best work
To describe the mood or atmosphere of a mountain on a summer day, one wants to choose words and use images that describe the overall setting. For example, if the overall setting is stormy and ominous, use words that describe the approaching (or present) storm, such as "stormy" and "grey" and "threatening". An appropriate image in this same case would be, "like a warrior attacking the enemy".
Hellion would describe Hindley.