Across
- 3. smooth airflow
- 7. A chemical substance used to create energy
- 8. third law of motion For every action, there is an equal and opposite reaction
- 10. vertical takeoff of a rocket or helicopter
- 11. A cylindrical shaped aircraft
- 13. Air resistance
Down
- 1. impulse A measure of the maximum momentum
- 2. bad airflow
- 4. A small rocket engine on a spacecraft
- 5. The speed of something
- 6. von Braun Aerospace engineer, and space architect
- 9. A type of reaction force
- 12. of pressure The center of all drag forces
- 13. Robert H. Goddard Created the world’s first liquid-fueled rocket