A) Arizona B) Utah C) California D) Nevada
A) 1973 B) 1947 C) 1961 D) 1955
A) Hot air balloons B) Stealth aircraft C) Commercial drones D) Passenger jets
A) Las Vegas B) Ely C) Reno D) Rachel
A) The year it was built B) The number of employees C) The area number on a map D) A code for aliens
A) Weather balloons B) Military helicopters C) Unidentified flying objects D) Commercial airliners
A) Testing spy planes B) Nuclear research C) Civilian aviation D) Tourist attractions
A) Extraterrestrial technology B) Oceanographic studies C) Meteorological research D) Agricultural biotechnology |