Very few ancient astronomers capture the imagination in quite the same way as the Mayans, perhaps because of the conspiracy theories surrounding the alleged end of the world in 2012, as predicted by their calendar. Their incredibly accurate astronomical calculations and sophisticated mathematics were steeped in religion and omens, their priests discerning the very will of the gods behind the occurrences of natural phenomena.
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The articles of confederation needed to be revised.
Answer:
Some tribes were able to solder and anneal metals, and a few tribes in Latin America worked with platinum. But no steel use among the tribes before Europeans. Native American Tools were made of stone, primarily Flint, the process was called Flint Knapping and the weapon and tool makers were Flint Knappers. The tools were used to make weapons for fighting and hunting including Axes, Arrows, Spear, Knives, Tomahawks.Many native American tribes had dogs as pets, hunting companions, and beasts of burden. Several of the plains tribes used them to drag small sleds that carried supplies, and the arctic/northern native tribes have had dog sleds for thousands of years. In South America they had lamas and alpacas.By about 1800 BCE the Native Americans of North America were cultivating several species of plants, thus transitioning from a hunter-gatherer economy to agriculture. ... The initial four plants known to have been domesticated were goosefoot
Explanation:
B, 1961
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