Scientific Breakthroughs of the 20th Century :Scientific Breakthroughs of the 20th Century By 6th Grade


Enrico Fermi :Enrico Fermi Discovered the first nuclear reactor with Leo Szilard Reactor discovered in Chicago Nuclear reactor- consists of blocks of graphite arranged in layers, natural uranium bodies disposed in holes in alternate layers of graphite blocks that don’t contain uranium Work Cited: http://encarta.msn.com/


Neil Armstrong :Neil Armstrong Born on August 5, 1930 Born in Wapakoneta, Ohio Age 16 when he started flying Was first person to land on the moon Was in the Apollo program when he landed on the moon Is married and has two kids Work Cited Bing .com


The First T.V. :The First T.V. Invented by John Logie Baird made for entertainment and information first show was The Queen’s Message First cartoon was Crusader Rabbit Work Cited: Thelongestlistofthelongeststuffatthelongestdomainnameatlonglast.com


World Wide Web :World Wide Web was invented to boost the sharing and availability of information invented in England invented by Timothey Berners Lee Was invented in 1992 Work Cited: http://www.w3.org/History.html


First Polio Vaccine :First Polio Vaccine Invented by Jonas Salk Born Oct. 28,1914, New York, New York Died June 23,1995, La Jolla, California at the age of 80 First made in Pittsburgh Polio affects nervous system President Franklin Roosevelt affected Killed 58,000 children Is spread through air Work Cited: www.Wikipedia.com, www.ask.com/bar?q=polio+vaccine


: Created by Wilbur and Orville Wright First flight only lasted 12 seconds The plane was flown by pedals Airplane affected the world could travel across seas and ship things faster Airplane WWW.Bing.com/theWrightBrothers


The First Radio Signal Across The Atlantic :The First Radio Signal Across The Atlantic Sent by Guglielmo Marconi Sent in Morse Code Received December 12, 1901 at 12:30 P.M Message received was dot dot dot or s This was a test to test the first long distance wireless radio Guglielmo Marconi invented this radio Work cited; Pbs.org


Alexander Fleming :Alexander Fleming he accidently discovered the mold that would make penicillin penicillin is an antibiotic that fights bacteria in your body Fleming did discover the mold, but he didn’t turn it into the medicine he discovered this in 1928 Work Cited-www.Encarta.com


Harry Hess Movement of Continents :Harry Hess Movement of Continents Birth:1909 Death:1969 - heart attack Went to Yale for electrical engineering then changed to geology Discovered that the earth came apart because it was being hit by meteorites and asteroids Discovered the earth’s crust moved laterally away from long volcanically active ocean ridges Work Cited: Encarta. com


Electric Guitar :Electric Guitar invented by Harland Bernard Bodkin made of hollowed wood and electric generator Invented June 1941 Made in Sydney Australia Was invented to create a better sound in music Work cited –Encarta.com & Google.com


Mri and CAT scan :Mri and CAT scan Uses x-rays to take pictures of the inside of the body invented by Godfrey Hounsfield in the 1970’s Invented in England Makes parts of the body easy to study Takes pictures of the inside of the body Work Cited http://en.wikipedia.org/wiki/X-ray_computed_tomography


Albert Einstein :Albert Einstein the most famous scientist of the 20th century famous for proposing the theory of reactivity, a physical theory of gravity, space, and time born on March 14, 1879 grew up in Germany became famous because he was so good at math and science. Work Cited Encarta.com Who 2.com Wikipedia Google images


Altair 8800 :Altair 8800 Computer built in January, 1975 Had switches, knobs, LED lights Invented by Stephen Lan Work Cited: PCHistory.com