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3500 BCE
The Wheel
The Wheel is a circular object that revolves on an axle and is fixed below a vehicle to make it move easily. It is so influential because they are very important and it was invented in 3500 B.C. -
400 BCE
The screw
The screw is a short, slender, sharp-pointed metal pin with a raised helical thread running around it and a slotted head used to join things together. It is so influential because it helps us put stuff together and it was invented in 400 B.C. -
203 BCE
The Lever
The Lever is a rigid bar resting on a pivot, used to help move a heavy or firmly fixed load with one end when pressure is applied to the other. It is so influential because it helps so many people to this day and it was invented in the 3rd century. -
700
Gunpowder
Gunpowder is an explosive consisting of a powdered mixture of saltpeter, sulfur, and charcoal. It is influential because it is the basis for almost every weapon used in war and it was invented in 700 A.D. -
1440
The Printing Press
The Printing Press is a machine for printing text or pictures from type or plate. It was so influential because it allows us to share large amounts of information and it was invented in 1440. -
Paper Money
Paper Money is money in the form of bank notes. It was so influential because to this day we still use it and it was invented in the 1619 -
Anesthesia
Anesthesia is insensitivity to pain, especially as artificially induced by the administration of gases. It is so influential because it helps a lot of people in the medical world and it was invented in 1864. -
The Telephone
The Telephone is a system that converts acoustic vibrations to electrical signals. It is influential because it helps us talk to people far away and it was invented in 1876 -
Electricity
Electricity is a form of energy resulting from the existence of charged particles either statically as on accumulation of charge or dynamically as a current. It is influential because we need it for so many things and it was invented in 1879 -
Automobile
An automobile is a road vehicle, typically with four wheels, powered with an internal combustion engine or electric motor. It is influential because it gets people around everywhere and it was invented in 1886 -
Air-Conditioning
Air-Conditioning is a system or a machine that treats air in a defined, usually enclosed area. It is so influential because it is so important and used everywhere it was invented in 1902. -
Airplane
Airplanes are a powered flying with fixed wings and a weight greater than that of the air it displaces. It is influential because it gets us around really fast and it was invented in 1903. -
The Computer
The Computer is an electronic device for storing and processing data, typically in binary form, according to instructions given to it in a variable program. It is so influential because we use it for everything in our life's and it was invented in 1936. -
Virtual Reality wear
Virtual Reality Wear is a gadget that when you wear it you see something not real. It is influential because they show what could be real and it was invented in 1939 -
Video Game
Video Games are a game played by electronically manipulating images produced by a computer program. It is influential because some of them prepare us for the real world and it was invented in 1947. -
Semiconductor
Semiconductors are a solid substance that has a conductivity between that of an insulator and that of most metals. It is influential because they have a unique atomic structure that allows their conductivity to be controlled by stimulation and it was invented in 1947. -
The GPS
The GPS is a satellite based radio navigation system owned by the US government and the US air force. It is influential because you can use it whenever and it was invented in 1973. -
Hybrid Vehicle
Hybrid vehicles use two or more distinct types of power, such as internal combustion engine to drive an electric motor. It is so influential because they are going to change our world and it was invented in 1997. -
The Drone
The Drone is an aircraft without a human pilot aboard. It is influential because they have been used in the war to fire missals and it was invented in 2002.
