Well lets see, I met a girl, which is currently my best friend, and she is a very loud and obnoxious person. Now I dont mean that in a bad way at all either. Im a rather more quiet person and most of the time we dont get along. But we always have each others backs. She's an extrovert and I'm an introvert. But I absolutely love her.
:)
Answer:
natural vegetation, i believe!
Explanation:
the exact definition of natural vegetation is a cover of plants that can grow alone with little to no human interference, so i believe this fits your description best!
hope this helps! ☆
I believe that distance plus sound equals the sound pressure level, but i could be wrong
A discrete quantity of energy proportional in magnitude to the frequency of the radiation it represents