"Near Twins and Black Sheep"
Author: Sam Kean, presented by Bethany Hanson
Summary of Chapter 2 "Near Twins and the Black Sheep"
Profile about Carbon the element
Profile about Silicon the element
Profile about Germanium the element
The Carbon Cycle : Feature Articles. (2015). Retrieved January 7, 2016, from http://earthobservatory.nasa.gov/Features/CarbonCycle/
Who discovered carbon? (2010). Retrieved January 10, 2016, from http://antoine.frostburg.edu/chem/senese/101/inorganic/faq/discovery-of-carbon.shtml
The Element Silicon. (2015). Retrieved January 10, 2015, from http://education.jlab.org/itselemental/ele014.html
Silicon - Element information, properties and uses | Periodic Table. (2015). Retrieved January 9, 2016, from http://www.rsc.org/periodic-table/element/14/silicon
The Element Germanium. (2016). Retrieved January 15, 2015, from http://education.jlab.org/itselemental/ele032.html
Germanium - Element information, properties and uses | Periodic Table. (2016). Retrieved January 12, 2016, from http://www.rsc.org/periodic-table/element/32/germanium