alexander graham bell powerpoint slide
TRANSCRIPT
ALEXANDER GRAHAM BELL BY LAM LE
DATE OF BIRTH , PLACE
Born: March 3, 1847, Edinburgh, United Kingdom
SCIENTIST BACKGROUND
He was eminent scientist , inventor , engineer.
He went to Royal high school then attended to the
University of Edinburgh.
His spouse is Mabel Gardiner Hubbard and
children.
He created telephone.
ACHIEVEMENTS/DISCOVERY/INVENTIONS
Graham Bell achieves the invention of telephone,
iron lung, and machine that transmitted speech
His discovery and inventions of telephone.
2 EVENT FROM HISTORICAL EPOCH
Graphaphone
Telephone
Twisted pair
INFLUENCE OF SOCIETY
Education for deaf children , he know the sign
language used in United States.
Bell who was willing to use sign language with the
deaf children
AWARDS OR ADDITIONAL INTERESTING FACTS
The master telephone patent
Honorary Doctor of Laws degree
Elliott Cresson medal
lEEE Edison medal
John Fritz metal
Hughes metal
QUOTE BY SCIENTIST
“Before anything else, preparation is the key to
success.”
REFLECTIONWhen one door closes another door open ; but we so often look so
long and so regretfully upon the closed door , that we do not see the
ones which open for us.
CITATIONS
http://www.brainyquote.com/quotes/authors/a/alex
ander_graham_bell.html