Qin shi huang united china by?

Which four of these developments were made under mongol rule during the pax mongolica? the extension of the grand canal in china the spread of christianity the spread of weapons that used gun powder the invention of new medicines the establishment of a postal system the invention of geometric models of lunar motion

How does this cartoon represent an argument for the ratification of the constitution

The tables shows information about two citied what can you infer about the temperature of these cities