Jet airplanes use turbine engine propulsion which provides a far greater amount of thrust than any conventional propeller or turbo-propeller system. This has allowed many modern aircraft to reach speeds greater than the speed of sound or "supersonic" speeds.
To be an airplane with jet engines? All jet airplanes leave contrails.
Yes.
they fly
Air
Gravity.
five jet
fluorecent orange
No. Airplanes are faster.
No
the stratosphere
the risks and benefits of airplanes are that you can travel practically anywhere and that you might die doing it
Military airplanes with big, powerful jet engines and lots of things that go boom!