Essay writing, free sample essay topics, research papers
You are welcome to search the collection of free essays and term papers. Thousands of essay topics are available. Order unique, original custom papers from our essay writing service.
Sample essay topic, essay writing: William Crookes - 257 words
NOTE: Essay you see on this page is free essay, available to anyone. We strongly do not recommend using any direct quotes from these essays for credit - you will most probably be caught for copying/pasting off the Internet, as it is very easy to trace where the essay has been taken from by a plagiarism detection program. You are welcome to use these samples for your research, but if you want to be sure that your essay is 100% original and one of a kind, we highly recommend to order a custom essay from us.
William CrookesSir William Crookes was born June 17, 1832 in London.His scientific career began at age 15, when he entered theRoyal College of Chemistry in Hanover Square London. From1850 to 1854 he filled the position of assistant in the college.In 1851 his first published papers were on certain new compoundsof the element selenium, the silenocyanides. In 1954 he becamethe superintendent of the meteorological department at Radcliff Observatory in Oxford. In 1859 he founded the Chemical News,which he edited for many years.The English experimentalist contributed to many or the new fields of physics andchemistry that emerged in the late 19th century. His investigations of the photographicprocess motivated his work in the new science of spectroscopy.
Using his techniquesCrookes discovered the element thallium, which won him election to the Royal SocietyHis efforts in determining the weight of thallium in an evacuated chamber led to hisresearch in vacuum physics.Crookes invented the radiometer in 1875 and beginning in 1878, investigatedelectrical discharges through highly evacuated "Crookes tubes." These studies laid thefoundation for J.J. Thomson's research in the late 1890s concerning discharge-tubphenomena. At the age of 68 Crookes began investigating the phenomenon ofPage 2 of 2radioactivity, which had been discovered in 1896, and invented a device that detectedalpha particles emitted from radioactive material. Crookes maintained an interest inagriculture and warned in 1898 that the world's population would face starvation unlessnew fertilizer sources were discovered. He was also interested in psychic phenomena.He was knighted in 1897 by King Edward VII. In 1910 he received the highestdecoration in the land The Order Of Merit
Sir William Crookes died at the age of 87 onApril 4,1919.
Research paper and essay writing, free essay topics, sample works William Crookes
Essay help, free essay samples:
The Effect Of The Russian Orthodox Religion On The Cult, Scarlet Letter : Importance Of Pearl, Hybrid Cars, Dissociative Identity Disorder, Reservoir Dogs, Langston Hughes, Gillette, Home Depot, Assisted Suicide, 1914-1995, John Dryden, Ronald Regan, Sleep Rem, Gender Roles And Socialization In Adolescence, One Child Policy, This Paper Sucks, Usa Vs Japan Economic State, and much more...
All rights reserved © 2004-2014 essaypride.com, links