It allowed flight to occur without the need for a runway to takeoff or to land. The invention also allows flight without forward motion, hovering.
These two activities allow for the benefits of flight without the restrictions of fixed wing flight.
Military use in both medical and combat roles are immeasurable.
Civilian medivac and lifting capabilities are likely the top two benifits
The Chinook is a large army cargo helicopter.
it can cost up to 160,000,000 depending on the model and the kind of helicopter.
helicopter
they help in fighting fires.
J. T awston invented the helicopter (black male)
it does
The helicopter lifted the injured man off the side of the building and took him to safety. The President's helicopter is referred to as Marine One.
hummigbird
it was the Sikorsky VS 300
airwolf was a bell 222
The rotors are used for lift and thrust on a helicopter.
you must win all of the games on the boardwalk to get the jumbo prize! once you have it exchange it with the man who has the helicopter