Across
- 1. a pair of movable structures for flying.
- 5. force opposite of forward motion.
- 7. a vehicle using jet propulsion.
- 9. a profession using scientific and mathematical principles.
- 10. a propelling force.
- 12. a force that raises.
- 13. a vehicle that is able to fly.
- 14. machine that changes energy into motion.
- 16. the expanse of the solar system.
Down
- 2. a vehicle launched outside earth.
- 3. a system using radio waves to assess distance.
- 4. burning of fuel.
- 6. use of continous force.
- 8. the degree of hotness or coldness.
- 11. industry that creates and builds rockets.
- 15. a measurement relating to a standard system.