Research scientists used a standard practice called the scientific method to help them understand phenomena.
built the Great Pyramids
developed advanced irrigation
expanded the empire’s territory
improved trade and transportation
Tikal was an ancient maya city in Guatemala
Glyph was a symbol of maya script - each glyph was a word or a morphological affix
Codex is a book or collection of hand written papers. A lot of codices tell us about the pre-Columbian cultures
Popol Vuh was an important historical narrative of the K'iche' Maya.
MARK ME AS BRAINLIEST :):):) HERE UR ANSWER
With the firing on Fort Sumter, the American Civil War was officially upon both the North and the South. A war that lasted four years and cost the lives of more than 620,000 Americans and freed 3.9 million people from the bondage of slavery.