Humphrey Davy...English...1800...First electric lamp
Joseph Wilson Swan...English...1860...First long-lasting electric lamp
Charles Francis Brush...American...1877...First carbon arcs to light a public square
Thomas Alva Edison...American...1879...First carbon filament lamp
alessandro volta
Verdi: Composer.Volta: Physicist who is credited with invention of the first batteryVoltaire: Writer and Philosopher
tesla
China
Nikola Tesla
electric conductance
A molecule whose ends have opposite electric charges is called a polar molecule.
"The last century saw many people whoselives changed after the invention of radio and television."The pronoun is 'whose', a relative pronoun that introduces the relative clause 'whose lives changed after the invention of radio and television'. The relative clause gives information about its antecedent 'people'.
Such a molecule is said to have an electric dipole.
Albert Einstein
Such a molecule is said to have an electric dipole.
The invention of barbed wire by Joseph Glidden changed the West for farmers whose land and livestock needed protection.