Probably testing it
building a plane, being able to fly it in Kitty Hawk,North Carolina (first to build and fly a plane easier transportation)
Felipe Giron Sr invented the rice grinder. He also played a part in the overall invention of a number of different military plane models.
roller coaster is a moving inclined plane
how many doors does a plane have
The inclined plane is a simple machine.
yes
December 19 1903
A tetrahedron must be plane faced and so, it is just an ordinary tetrahedron.
building a plane, being able to fly it in Kitty Hawk,North Carolina (first to build and fly a plane easier transportation)
The Wright Brothers are credited with the invention of the airplane.
The flyer i know because the Wright brothers and some of the work from the sister made the first plane
The invention of airplane involved two people. They were Orville Wright and Wilbur wright. They invented the first powered plane in 1903.
he invented the metal detectare and a plane and alot of other stuff.
I'm guessing to show respect for the inventors of the first plane.
The myth is that Rene Descartes thought of it while he stared at a fly on the ceiling.
before planes were invented people used boats to travel and pigeons as messengers
Because when david was a young child his dad died in a plane crash and no one could figure out why the plane crashed. So he invented the black box so people will know how and why a plane crashed!