SCIENCE(2) Flashcards
Who discovered lodestones
Magnes
The one who mapped the magnetic field of lode stones
Petrus Perigrinus
He across the seven oceans
Admiral Zheng
Used in development of compass
Lodestones
Chinese legends narrates how craftsmen built a chariot
Huang Ti
Found out that electricity and magnetism related
Hans Christian Oersted
Lodestone are rich in magnitite called
Iron oxide mineral
Magnetism as a part of her healing ailments
Cleopatra
Compasses were first used for navigation in western nation
13th century
Electric current flowing through wire can cause compass needle to deflect
Hans Christian Oersted
Magnetic field produce coil of wire
Michael Faraday and Joseph Henry(1797-1878)
English physician and scientist
William Gilbert(1544-1603)
He is a Danishman
Hans Christian Oersted (1777-1851)
He is Frenchman
Charles Augustin de Coulomb(1736-1836) and Dominique Arago(1786-1853)
He is an Englishman
Michael Faraday(1791-1867)