Answer:
U-shaped valleys, hanging valleys, cirques, horns, and aretes
Explanation:
The Richter scale is used, from 0.1 to 9.0 magnitude. The Richter scale is determined from the logarithm of the amplitude of waves recorded by seismographs.
It covers around 1,200,000 square miles.
https://www.britannica.com/place/West-Siberian-Plain
East Pakistan changed its name to Bangladesh, and it still has this name today, as it's an independent country. Desh means land, and Bangla is the language of people living there.