Thomas Edison
Published on Nov 20, 2015
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PRESENTATION OUTLINE
Thomas Edison
Darren Williams and Jesse Morgan
LIGHT BULB
- Electric light that produces light using a wire
- heated to a high temperature by an electric current
- The light bulb allowed people during the industrial
- revolution work during the night without using candlelight.
Photo by sandy.redding
QUADRUPLEX TELEGRAPH
- An electrical telegraph that allowed signals
- to be sent and received at the same time
- The telegraph was used during the Civil War. It allowed
- Lincoln to send and receive messages from the front lines.
Photo by Lapse of the Shutter
MOVIE CAMERA
- A type of photographic camera which takes
- photographs on strips of film.
- These camera are used to show images from around the
- world and entertain us with movies, news, and sports.
Photo by sorundalasse
MIMEOGRAPH
- A low cost printing press that works by forcing
- ink through a stencil onto paper.
- This innovation of the Printing press helped make
- literature work cheaper to make.
Photo by natematias
PHONOGRAPH
- A device that allowed sound recordings to be
- Reproduced to houses across the world.
- This device led to modern day radios. Also it let
- Information be heard by anyone who had the device.
Photo by Vince Alongi
