inventor and invention technology and teenagers filipa_daniela_10i (1)
TRANSCRIPT
Inventiorv Name: Thomas Alva Edison
v Born: February 11, 1847 in Milan
v Died: 18 October 1931 (84 years)
v Was: Inventor, scientist and entrepreneur.
v Invented: lamp
v Signature:
v Awards: Matteucci Medal (1887), John Fritz Medal (1908), Franklin Medal (1915)
inventions
v In 1868 he patented his first invention, an automatic counter of votes.
v Invents an electromechanical device that transmits telegraphic quotations of the stock exchange.
v Creates a device that facilitates transmissions in Morse code.
v Invented the carbon microphone.
v Other inventions such as the high vacuum generator for making lamps, the counter of electricity, the current regulator for electric welding machines.
The phonograph
cinematographic inventions
v Cinematograph: Camcorder
v Kinescope or Kinetoscope: box with images shot inside views
v Cinefone: kinescope version with synchronous sound from a phonograph
v Vitascope: projector screen movies
How does the internet affect teenagers
• Some years ago, the internet was only used for searching for things.
• The internet its a way to find credible information.
• The internet can distract the teenagers. The internet can cause the teens to not do there homework our grades go down, etc.
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https://www.youtube.com/watch?v=Z7dLU6fk9QY#t=152