高二名人介绍英语作文的同步作文

Whenever you turn on a light,listen to recorded music,or watch a motion picture you are enjoying one of the discoveries of Thomas Alva Edison.In fact,its difficult to go through a single day without using one of his many important discoveries.H**ing received 1093 patents in his lifetime,Edison helped us communicate better through his improvements to the telegraph and telephone.He brought music into our homes with his invention of the phonograph.He lit our houses with electricity by designing and building the first indoor electric lighting system.
Experience Edisons music as it was originally recorded before CDs!
Credited with the invention of the first phonograph,you will hear Edisons early recordings played on vintage hand-cranked cylinder and diamond disc model phonographs.Then try to guess the many different uses proposed by Edison for this remarkable invention.
Transmit messages in Morse Code via working telegraph keys.
Explore the period boarding room which depicts Edisons life in Louisville in 1866-67,and discover the significance of the telegraph.