After unifying china, why did shi huangdi divide the country into military districts?

Acar traveling at 65 mile per hour has kinetic energy because of its position on the road. true or false

What were some characteristics of the yamato culture select all that apply a. it was a very weak empire with little knowledge of trade b. it believed its people were descended from kami the sun goddess c. it allowed woman to hold positions of power d. it developed technologies that improved life and increased trade e. its leader tokugawa brought peace to japan

How did dynasties end and how did new ones start?