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What else can I help you with?
What is that sound airplanes make at take off?
Most likely the jet engines.
What is the mission of the airplanes that leave contrails?
To be an airplane with jet engines? All jet airplanes leave contrails.
Name of petrol used for airplane?
aviation gasoline, it is used because of its combustion power
Are jet airplanes faster than turbo prop airplanes?
Yes.
What are benefits for jet airplanes?
they fly
Jet airplanes fly in the?
Air
How do jet airplanes get of the ground?
Gravity.
Are propeller planes still being used?
Yes they are still being used but they are not popular. That answer is true for military airplanes but for civilian airplanes propeller driven airplanes are the MOST flown and more of them are being manufactured than jet planes.
What engine fuel is used in airplanes?
Airplane engines use jet fuel. Read more, below.
What yr were jet planes first used?
Well the first airline to use jets was.... http://www.answerblip.com/what-was-the-first-commercial-airline-to-use-jet-airplanes
Which gas is used in an airplane?
Airplanes primarily use jet fuel as their main source of energy to power their engines. The combustion of jet fuel in the engines creates high temperatures and gas flow that propel the aircraft forward.
How many jet airplanes are flying at the same moment around the world?
five jet
