Across
- 1. Fins on a rocket produce this.
- 3. ____ increases when your palm is held vertically.
- 7. Fuel needs this to burn
- 8. This design reduces drag by shaping parts n various ways.
Down
- 2. The angle at which a rocket is launched.
- 4. speed Speed below the speed of sound.
- 5. The last name of the scientist who first launched a rocket in his backyard.
- 6. In a rocket, burning gasses escape in one direction and the reaction propels in the opposite direction
- 9. The name of an unpiloted aircraft.