Discoveries & Inventions Exercise 04

Discoveries & Inventions Exercise 04

• Lipstick was first introduced in 1915 in America.
• Zippers were introduced in 1890.
• China was discovered by Marco Polo.
• Sea route from Europe to India was discovered by Vasco-de-Gama.
• Canada was discovered by Jacques Cartier.
• Australia was discovered by William Jon zoon.
• Parachute was invented by L.S Lenormand in 1783.
• Box Camera was invented by G.Eastman in 1988.
• Electric Generator was invented by Hippolyte Pixil in the year 1832. He belonged to France.
• In 1907 Electric Washing Machine was invented by an American named A.J 1916.
• Motorcycle was invented by Gottlieb Daimler in 1885, he belonged to Germany.
• First person to reach North Pole was Robert E.Peray.
• Dynamo was invented by Faraday in the year of 1831.
• On 14th Dec 1911 South Pole was discovered by Armunden.
• America was discovered by Christopher Columbus in 1492, he belonged to Italy.
• Sea route to India was discovered by Vasco da Gama in 1498, he belonged to Protugese.
• Sandwich Island (now called Hawaiian Island) was discovered by Captain cook in 1770, he belonged to English.
• Suez Canal was designed by French Engineer Ferdiand de Lesseps in 1869.
• Solar System was discovered by Copernicus in 1540, he belonged to Poland.
• Planery motion was discovered by Kepler in 1600, he belonged to Germany.
• Artificial radioactivity was discovered by Madam Joliet and Irene Curie in 1934.
• Atomic number were discovered by Mosley in 1913.
• Atomic theory was given by Dalton in 1803.
• Who invented wax paper- Thomas Edison
• Atomic Structure was studied by Bohr and Rutherford in 1913.
• Circumference of the earth was calculated by Jean Picard.
• Current Electricity was invented by Volta in 1800, he belonged to Italy.
• Cause of yellow fever was discovered by Reed in 1900.
• Discovery of Oxygen was made by J.Priestly in 1774.
• Deuterium (Heavy Hydrogen) was discovered by H.C Urey in 1932.
• Discovery of Electron was made by J.J Thomson in 1897.
• Dynamite was made my Alfred Noble, he belonged to Sweden.
• Fundamental laws of electrical attraction was made by Coulomb.
• Hydrogen was discovered by Cavendish in 1766.
• Induction of electric current was discovered by Michaed Farraday in 1841.
• Incandescent bulb was made by Edison in 1860.
• Intelligence tests were made by Binet in 1905.
• Laughing gas (Nitrous oxide) was discovered by Priestly.:
• Chromosomes were discovered by Hofmeister.
• Otto Hahm invented A.Bomb.
• Wright Brothers invented Aeroplane.
• W. Shockley discovered transistor.
• Christian Barnard was pioneer in heart transplantation.
• William Harvey discovered Circulation of blood.
• Ramsay discovered inert gas.
• Aristotle was the first to classify animals into groups.
• Theophrastus is regarded as the father of botany.
• Hydrogen was discovered by Henry Cavandish.
• Proton was discovered by Goldstein.
• Thomson discovered electron.
• Commercial cork is obtained from Quercus.
• Bacteria were discovered by Louis Pasture.
• In 1803, the English Scientist John Dalton described the atom as the smallest unit of an element.
• In 1897 J.J Thomson discovered electron, negative charges.
• In 1911 Ernest Rutherford, a New Zealander living in Britain, carried out experiment with atomic
• particles.
• Scientist use enormous machine called particle accelerator to discover and find out about subatomic
• particles.