|
|
|
![]() |
|
|||||||
|
||||||||
![]() |
|
|
Thread Tools |
Rating:
|
Display Modes |
|
|
|
#1
|
|||
|
|||
|
Not really sure why I'm helping you out for a class thats some sort of competition but hey, why not?
I'd add the invention of the first musical synthesizer/cassette/CD which catapulted the music industry into a huge industry in the nation |
|
#2
|
|||||
|
|||||
|
Re: TOP TEN TECHNOLOGIES Pre-1970s
The wheel
agriculture writing the idea of tools lever/fulcrum mining/smelting/casting/machining (stone age, bronze age, iron age, Industrial revolution) paper/printing press electricity rockets/satellites/space age Last edited by Mark McLeod : 04-10-2011 at 17:40. |
|
#3
|
||||||
|
||||||
|
Re: TOP TEN TECHNOLOGIES Pre-1970s
Gunpowder
Dynamite (think building railroads, dams, mining) The Military Industrial Complex Seriously - think of all the technology that exists because originally someone invented it to wage wars/defend against wars. Last edited by Travis Hoffman : 04-10-2011 at 17:41. |
![]() |
| Thread Tools | |
| Display Modes | Rate This Thread |
|
|