Answer:
Coastal plain and Piedmont
Explanation:
A fall line refers to an imaginary line between two parallel rivers and usually at the point where rivers fall at roughly the same height.
Fall line is the north-south running boundary where Virginia rivers drop down from resistant metamorphic rock layers onto flat sedimentary rocks. It separates the Coastal Plain and the Piedmont.
<span> Mawsynram, Meghalaya is one of the wettes/ the wettest city in south Asia.</span>
The "Voyager 2" is the unmanned spacecraft that flew 3,100 miles close to Neptune in 1989.