Loading presentation...

Present Remotely

Send the link below via email or IM


Present to your audience

Start remote presentation

  • Invited audience members will follow you as you navigate and present
  • People invited to a presentation do not need a Prezi account
  • This link expires 10 minutes after you close the presentation
  • A maximum of 30 users can follow your presentation
  • Learn more about this feature in our knowledge base article

Do you really want to delete this prezi?

Neither you, nor the coeditors you shared it with will be able to recover it again.


5 Top engineering inventions

No description

Joe Johnson

on 23 August 2010

Comments (0)

Please log in to add your comment.

Report abuse

Transcript of 5 Top engineering inventions

5 Most Important Engineering Inventions Electification Definition: the modification of a system so that it operates using electricity Is used in almost all modern appliances and tools The Internet A global system of interconnected computer networks. Telephone Automobile Radio and Television An electronic device that converts sound into electrical signals that can be transmitted distances back into sounds A self propelled passenger vehicle that usually has four wheels and has an internal combustion system Television: A transmission of dynamic or static images generally accompanied by sound via electro magnetic signals
Radio: The wireless transmision through space of electric magnetic waves in the frequency range of 10 kilohertz to 300,000 megahertz 600 million passenger vehicles worldwide In 1806 the first combustion system was made by Francois Isaac De Rivaz 1885 - Karl Benz created the first modern automobile Most modern cars use Gasoline or diesel in an internal combustion engine Was started as a US Government project in 1958 to gain a technological lead over the Russians The internet has no governing body that controlls it. It is complete anarchy The waves can travel through air and vacuums and are turned into sound when tey reach the radio The first radio that transmitted sound was made in 1896 by Mr. Marconi Radio waves are used to transmit cell phone calls, television videos and soud, and is used as RADAR Made by Alexander Graham Bell in 1876 Sound is transmitted on a land line on a twisted wire, while cell phones use radiowaves to transmit calls We chose the automobile because it is a convenience for everyday life The telephone has made people become more connected and things get done faster The internet has changed the way we give and receive information Radio and Television is a faster way to spread news and information to people The first power plant was made in 1882 In 1930 president Roosevelt saw that electrification could be used to create jobs and help the eceonomy. He made the power grid Bibliography
Full transcript