vocabulary words unit 4 by jesus rivera https://padlet.com/jesus_rivera16_stu/g1ujykaexkc8 Made with serendipity en-us 2016-10-25 03:58:01 UTC 2016-10-25 16:37:28 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Send.png demography;the study of statistics such as births, deaths, income, or the incidence of disease, which illustrate the changing structure of human populations. jesus_rivera16_stu https://padlet.com/jesus_rivera16_stu/g1ujykaexkc8/wish/132900538 2016-10-25 04:04:50 UTC https://padlet.com/jesus_rivera16_stu/g1ujykaexkc8/wish/132900538 cultural diffusion: is the spread of cultural beliefs and social activities from one group to another. jesus_rivera16_stu https://padlet.com/jesus_rivera16_stu/g1ujykaexkc8/wish/132901064 2016-10-25 04:11:03 UTC https://padlet.com/jesus_rivera16_stu/g1ujykaexkc8/wish/132901064  ; was the widespread transfer of animals, plants, culture, human populations, technology, and ideas between the Americas and the Old World in the 15th and 16th centuries, related to European colonization and trade after Christopher Columbus's 1492 voyage.Columbian Exchange jesus_rivera16_stu https://padlet.com/jesus_rivera16_stu/g1ujykaexkc8/wish/132901404 2016-10-25 04:15:04 UTC https://padlet.com/jesus_rivera16_stu/g1ujykaexkc8/wish/132901404 Deforestation;is the clearing of trees, transforming a forest into cleared land jesus_rivera16_stu https://padlet.com/jesus_rivera16_stu/g1ujykaexkc8/wish/132901692 2016-10-25 04:18:49 UTC https://padlet.com/jesus_rivera16_stu/g1ujykaexkc8/wish/132901692