he The Invention Of Mobile Phone A mobile phone (also known as cellular phone‚ cell phone or handphone)‚ which is a device that can make and receive telephone calls over a radio link around the world. Cell phones connect cellular network from the mobile phone operator. It then allows access to the world-wide network. Compared with a cordless phone‚ it is only used within a short range of a private base station. The first mobile phone was showed by John F. Mitchell and Dr Martin Cooper of Motorola
Free Mobile phone GSM
We are in the age of science and technology. Man cannot live without the aid of science. Science has so much engulfed our lives that nothing can take place in our day to day work without the help of science. Our food‚ transport‚ learning‚ administration‚ recreation and social life are all linked with science in various ways. There are many advantages of scientific discoveries in our daily life .Nowadays there are gadgets to remove drudgery. Electricity‚ communications‚ transport‚ entertainment and
Premium Atmosphere Nuclear weapon Ozone
period. Still‚ whether the industrial revolution was positive or negative as a whole depends on if you focus on either of these two aspects. Optimists will say that it was good‚ and they’ll focus on the favourable consequences on economy. Pessimists‚ however‚ will focus on social aspects‚ since society suffered a decline as to way of life. When it comes to economy‚ most of the consequences of the industrial revolution on it were quite positive. Wages rose‚ and people had enough money to buy goods
Premium Industrial Revolution Capitalism
intensive exploration and colonization of the world. Some of the many motives for exploration were that the Europeans wanted prestige‚ power‚ wealth‚ and to convert individuals to Christianity. Some historians often refer to this as the Age of Discovery‚ in which the Portuguese and Spaniards play a major role during this time. After an outbreak in Europe on the 14th century known as the Black Death‚ caused about 25 million people to die over a five-year period. This made Europe go through a major
Premium United States Industrial Revolution Europe
The microscope has been one of the greatest inventions in the history of science and has had the most impact on the course of science. Ever since the first microscope was invented in 1590‚ they have improved our knowledge in basic biology and biomedical research‚ as well as many other things‚ all of which are important. The smallest object a human can see with the naked eye is 0.2 mm‚ for example‚ algae cells. The light microscope‚ however‚ allows us to see things almost 1000 times smaller that what
Premium Electron microscope Lens Microscope
complimentary nucleotide‚ one half of the molecule can serve as a template for the construction of the other half. The four nucleotides in DNA contain the bases adenine (A)‚ guanine (G)‚ cytosine (C) and thymine (T). The people responsible for the discovery of the double-helical structure of DNA were Francis Crick‚ Rosalind Franklin‚ Linus Pauling‚ James Watson and Maurice Wilkins. To solve the structure of DNA four ideas had to come together:The first was that the phosphate backbone was on the outside
Premium DNA
“Science does not know it’s debt to imagination.” “Men love to wonder‚ and that is the seed of science.” Ralph Waldo Emerson was right on point when he said these two statements. There have been numerous great scientists that have come in and out of this world‚ and there are many to still come. When Emerson said these two quotes‚ he was talking about all of these scientists. The world we live in today would not be the same without the imagination and wonder of scientists; therefore we owe everything
Premium Chemical element Ralph Waldo Emerson Doppler effect
Abstract This essay addresses two different approaches in international capital market by exploring positive and negative characteristics of each trend: * Perfect capital market which is about economists’ idea of capital market; * Imperfect capital market which refers to modern capital market; * And‚ finally after above explorations and assessment of each strategy’ weaknesses/ strengths‚ it seeks to weigh/ compare both trends. Introduction Sion‚ A (2010) describes perfect (economists’)
Premium Economics
A Journey for Self Discovery NAME DeVry University‚ English 092 Date A A Journey for Self Discovery Learning what elements motivate me helped me to identify my purpose. Most of us don’t get epiphanies. We only get a whisper— only with time and understanding of self did I recognize the whisper‚ and connect the whisper to an answer I call wisdom. Of course‚ there’s never a single right answer. At some point‚ it feels right enough that I chose‚ and devote my time and energy to making my choice
Premium Learning Soul Knowledge
Positive Psychology-A Current perspective Author Krishan Kumar Dr. Rajiv Dogra Corresponding Address Krishan Kumar‚ M. Sc‚ M. Phil (M& SP)‚ PhD (Pur) Clinical Psychology‚ Computational Neuroscience National Brain Research Centre‚ Manesar Email- keshusony@rediffmail.com Ph.no. 9999516319 Dr. Rajiv Dogra Associte Professor‚ Department of Clinical Psychology Post Graduate College and Medical Sciences‚ Rohtak Email- Rajeevdogra@rediffmail.com What is positive psychology?
Premium Psychology Positive psychology