The ability to change body position and direction quickly and efficiently defines what skill

Agility.

Agility is the ability to change body position quickly and is usually referred to as being very agile.

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stratosphere: as the altitude increases, the air temperature increases. the stratosphere has a layer of ozone, called the ozone layer. this layer absorbs most of the ultraviolet radiation from sunlight. this results in the stratosphere being warmer.

oak trees? ? what was listed