1 / 3

First Americans: Origins and Theories

Explore the origins of the first Americans from 50 million to 300 million years ago, theories of their arrival including the Land Bridge Theory, and the lifestyle of early hunters and gatherers. Learn about evidence such as Clovis points and Arlington Springs woman.

ronda
Download Presentation

First Americans: Origins and Theories

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. I. Before Columbus A. First Americans 1. 50 million to 300 million in Americas 2. Theories of Arrival a. Rain Cycle i. evaporation ii. condensation and return to sea iii. currents a. clockwise in northern hemisphere b. counter-clockwise in southern hemisphere i. Ice Age 11,000-9,000 BC a. exposed land b. Land Bridge Theory i. wild grazing animals and grass ii. predators c. Other theories?

  2. d. evidence i. Clovis, NM 9,500 BC (Clovis points) ii. Arlington Springs woman 11,000 BC 3. Hunters and Gatherers a. division of labor by gender i. Males – hunters ii. Females – gatherers b. technology i. Stone and bone tools ii. Some knowledge of metals & agriculture a. copper, silver, & gold iii. Domesticated Animals

More Related