-
3500 BCE
Wheel
A circular component that is intended to rotate on a axis. -
400 BCE
The Screw
A type of fastener made out of metal. -
201
The lever
A ridged body capable of rotating on a point on itself. -
618
Paper Money
Currency in the form of bank notes. -
900
Gunpowder
An explosive powder made of saltpeter, surfer, and charcoal. -
1440
The printing Press
A printing press is a device made to apply pressure to inked surfaces to transfer the ink. -
Virtual Reality
It is a computer generated simulation of a 3D image or environment. -
Anesthesia
Anesthesia is a state of temporarily induced loss of awareness. -
The telephone
A communication device that allows two or more users to talk to each other. -
Electricty
A from of energy resulting from the existence of charged particles. -
Automobil
A wheeled motor vehicle used for transportation. -
Air-Conditioner
A system for controlling he temperature in a building or room. -
Airplane
A flying vehicle with wings. -
The computer
A electronic device for storing and processing data. -
Semiconductor
A solid that conducts a current but only partly. A semiconductor fall between a insulator and a conductor. -
Video Games
A game played electronically produced by computer programming. -
The GPS
It is a Global Positioning System also known as a GPS is a satellite based system owned by the US government and operated by the US Air Force. -
Hybrid Vehicles
A vehicle is hybrid if it utilities more than one form of on board energy. -
Drone
A drone is a unmanned flying vehicle
