Automatic CalculatorA mechanical calculator.
Importance: numbers could be added and subtracted easily.
Programable ComputerThe first programable computer was called Colossus. Used for translation of Germain codes.
importance: computers could be used for a specific purpose.
Electric Motorused to cool the tubes inside computers.
importance: computers could run longer without heating up
Liquid Crystal Displaya screen that uses liquid crystal to display information
importance: screens could be smaller and have better graphics
ENIACfirst general computer
importance: had the general programs and utilities pre-programed into it
Transistorused to amplify electrial signals
imoortance: allowed for better processing
Integrated Circuitcontain many transistors
importance: save space and still have good processing
Floppy Diskused for information storage
importance: you could carry programs and other electronic information with you and use it on a different computer
Lasera beam of excited photons used to read CDs
importance: CDs could be read and used to replace floppy disks
Interneta world wide computer network
importance: information could be accessed and sent using electrial signals