Across
- 2. a force that pulls
- 7. something that a propeller creates
- 8. when the wings flap downwards and create an layer of air foil
- 9. when birds create and layer of blank in there inner wings witch lift them up
- 10. Will make the plane go up or down
- 11. plane rolling
- 12. the force that drags the plane
Down
- 1. engine something that creates thrust
- 2. when the wings create thrust and lift
- 3. controls the yaw
- 4. Will make the plane turn left or right
- 5. when the wings flap upwards
- 6. someone very important to air
- 9. on the top of the wings to help turn
- 10. when the bird create very fast and hard flaps to lift of the ground