Answer:
Dendrochronologists study tree rings to learn about past climates. Trees in temperate areas form one growth ring per year. Scientists can look at the rings and identify climate conditions during each year of the tree’s life. Scientists found long droughts in both the twelfth and thirteenth centuries. This is the same period when the Anasazi were leaving Chaco Canyon. Under normal conditions it was hard to support their villages in the harsh environment of northern New Mexico. When years of drought occurred, the densely populated Anasazi pueblos could no longer raise enough food. Other forces could have pushed the Anasazi away from Chaco as well.
Explanation:
Lee Harvey Oswald killed John Kennedy it was a fatal gun wound.
Answer:
i say 2.
Explanation:
because you don't use direct quotations from research sources because that copyright :)
Answer:
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Explanation:
The Shang had a number of religious practices, one of which was veneration of dead ancestors; Shang people made sacrifices to and asked questions of their ancestors.
Ancient Chinese nobles sought to tell the future by writing on bone fragments or pieces of turtle shell and throwing those bones into a fire; the fortune seekers saw messages about the future in the cracks that formed.
Shang dynasty craftspeople mastered bronze, an alloy of copper and tin; bronze weapons gave Shang foot soldiers and charioteers a tactical advantage in combat.