Work

3. To set or thrust in motion.
6. The art and science of designing, building, and operating manned or unmanned space objects.
7. powered heavier-than-air aircraft with fixed wings from which the aircraft derives most of its lift.
9. An advertising film which promotes a product in an informative and supposedly objective style.
10. The study of forces and the resulting motion of objects through the air.

1. A short, easily-remembered slogan, verse, or tune.
2. A type of aircraft deriving both lift and
4. Branch of technology and industry concerned with aviation and space flight.
5. from one or two sets of horizontally revolving rotors.
8. A power-driven aircraft kept buoyant by a body of gas (usually helium) which is lighter than air.
11. Robotic aircraft, used extensively by the military.