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.
Context The Internet has attracted considerable attention as a means to improve health and health care delivery, but it is not clear how prevalent Internet use for health care really is or what impact it has on health care utilization.se of e-mail or the Internet to communicate with a health care professional or with other people who have similar health conditions or concerns was less common. The survey asked 4 main questions about use of the Internet and e-mail for health care purposes in the last year (Table 2).