In 2007, the United States Census Bureau estimated that 18,423,000 males over the age of 18 held a bachelor's degree, while 20,501,000 females over the age 18 held one. In addition, fewer males held master's degrees: 6,472,000 males compared to 7,283,000 females.
Thw Hawker Siddeley Harrier was the first harrier jump jet. It is a British aircraft of the first generartion of V/STOL. The Boeing/BAE Systems AV-8B Harrier is the second generation. Thw Hawker Siddeley Harrier was the first harrier jump jet. It is a British aircraft of the first generartion of V/STOL.
The powerful exhaust streams from the jet engine of the Harrier fighter can be directed downward as well as backward, and their direction can be changed in mid-flight. This allows the Harrier to take off vertically, fly forward, stop in mid-air, back up, and land vertically.ertical Take-Off and Landing. Vertical takeoff and landing (VTOL) aircraft include fixed-wing aircraft that can hover, take off and land vertically, as well as helicopters and other aircraft with powered rotors, such as tiltrotors.