Answer:
From his study in Alexandria, Ptolemy assigned coordinates of latitude and longitude to 8,000 geographic locations, compiling the information into his Geographia, an atlas of world geography that included colored maps depicting regions of the then-known world.
Explanation:
The Mongols spread the use of gunpowder.The Mongols controlled both China and Russia.<span>Pax Mongolica encouraged trade along the Silk Road. I would honestly say these are the main effects of the Mongol incursion into Europe and Asia plus the inadvertent introduction of the bubonic plague of infected rats from Asia to Europe.</span>
East of the Rocky Mountains is the so called Midwest region in North America. This vast region is mostly consisted of lowlands covered with grasses, and they are bordered with mountain ranges on both the east and the west, which prevents the maritime influence.
Because of this natural barriers, this region has mostly continental air masses influencing its climate. In the colder period of the year they are continental polar air masses, forming over Canada and moving southwards. In the warmer period of the year they are continental tropical, forming in the southern part of this region and moving northwards.
This type of air masses bring in very hot and dry summers, and very cold and snowy winters.
Answer:
c. meters
Explanation:
Coordinates are measured as northings and eastings. Northings are measured in meters from the equator.