11: The most important materials in the Aztec Economy is agriculture and trade. The sophisticated agricultural techniques brought them many crops to suffice and increase their population the increase in agriculture also led to trade in materials and crops which led to a wealthy empire.
12: Both Hinduism and Buddhism believe in reincarnation, polytheistic, afterlife, and peace.
13:
King: top of the top, provided land to the lords
Lords/nobles: Lords would give some of their land to the knights
Knights: would fight for the king as well as the nobles
Peasants: would work the land of the nobles or knights and the knights would in return provide the peasants protection
14: Newton was a many things but most importantly he was a mathematical genius and a great physicist. Galileo is a astronomer who discovered a lot about the planets and moon. They both were a part of the scientific revolution.
15: With early civilizations they adapted to their environment by domesticating animals,the building of irrigation systems for better agriculture, and hunting/migrating to better climate lands.