The stratosphere is cold except in its upper regions where is located. Question 6 options:

Oxygen

ozone

space

Nitrogen

there are no statements provided but here is why:

sulfur belongs to group 16 because it can be found in nature whether it is in a free or combined state.

hope this

it is the most commonly accepted one

you did not give any options thus this is the best answer i can give to you with this little information you have given

> they are both natural and not man made

> they can be tracked and predicted by the right tools

-love shrooms