By their profile shapes.
there are more than 250 different kinds of fighter jets.
over 2500 fighter jets
Most fighter jets are made of aluminium, titanium and steel.
about 2,500 operational fighter jets, including those used in the fighter/bomber role.
It's different for each type of "fighter" jets but it's roughly around 50.000 - 65.000 feet (15.000 - 20.000 meters) for fighter jets. Google it if you want specifics, it's called "Service Ceiling".
The airborne technology that is used in the fighter jets is the airborne networking.
It depends on the different type of runway and the pilots preference.
There are currently about 100 fighter jets in the Royal Air Force. They are Eurofighter Typhoons.
Innovation of fighter jets leads to advanced warfare. Innovated fighter jets means more safety features and that means less deaths.
All fighter jets have different names - Falcon, Eagle, Harrier, Hunter, Phantom, Crusader, Lightning, etc.
Most modern fighter jets can carry up to 12 bombs or missiles.
No, the jet engine had not been invented yet, so there were no "fighter jets"