High levels of education are required Sophisticated technologies are used
Wages and benefits are higher
Core processes generate wealth
level of the World Systems Theory?
The above are characteristics of the
Core
Periphery
Semi-periphery
Developing
Developed

You have been tasked with sorting the rock samples shown into three categories, with two rocks in each category. what attribute would you use to sort these rocks? which rocks would be in each category? rocks: obsidian, coquina limestone, granite, soapstone, pumice, and gneiss.