It comes by air being pushed by other air or waves in the air...hopefully this helped you..
The answer is D. Ethanol.
Dull: bland, boring
Brilliant: amazing, revolutionary
Doleful: sad, depressed
Vivid: clear, precise
Answer:
85.8 m/s
Explanation:
speed=wavelength multiply by frequency
i'll play lol. im avoiding doing history work so this is a welcome distraction
