Inside and outside views of the geode. Geodes (Greek Î³ÎµÏÎ´Î·Ï - ge-ÅdÄs, earthlike) are geological secondary structures which occur in certain sedimentary and volcanic rocks.eodes (Greek Î³ÎµÏÎ´Î·Ï - ge-ÅdÄs, earthlike) are geological secondary structures which occur in certain sedimentary and volcanic rocks.
National Science Foundation took the management in 1990 and then it was known as NSFinet which further contributed with its researches by connecting it to ESNET in universities of North America. The use of internet was exploded after 1990. In 1992 internet access was available for common public and its use exploded.
Both the change in how society functions as well as the internet as an existing form of technology are part of Web 2.0. In the early days of the web, we used it as a tool. Web 2.0 marked an era where we weren't just using the internet as a tool anymore â we were becoming a part of it.