Moving an airplane on the ground is called 'taxiing'
statistics say airplane.
A parachute would help you float safely to the ground from an airplane.
Gravity.
A runway?
The engines, driving propellers or jets, make the airplane move.
to assualt the ground from an airplane with machine guns or cannons mounted on the airplane.
Gravity
As an airplane moves forward a vacuum forms on top of the wing. That vacuum lifts the airplane off the ground and into the air.
The airplane in the movie Airplane is a Boeing 707
You need to be more specific, did you mean "air-to-air" (airplane vs airplane) battles, or "air-to-ground" (airplane vs troops/ground emplacements) battles?
because the ground is solid
With the plane