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11 questions
What did the Wright brothers invent?
The airplane
The helicopter
The hot air ballon
Igor Sikorsky was the father of ....
hot air balloon
helicopter
airplane
The trip of the first hot air balloon lasted for
30 min
10 min
8 min
The force that pushes the plane downwards
Gravity
Thrust
Drag
The passengers of the first trip on a hot air balloon were
a cat , a dog and a hen.
a rooster , a dog and a sheep
a sheep , a rooster and a duck
Joseph and Jacques Etienne made a paper balloon, they burnt wet .............and filled it with hot air.
wood
straw
The back part of the plane is its
Pilots fly the plane in the
fuselage
cockpit
Joseph and Jacques Etienne made a paper balloon, they burnt wet .............and filled it with hot air.
wood
straw
The flight of the first airplane lasted ...
12 minutes
12 seconds
20 seconds
Birds and airplanes have got ...
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