1. Aeronautics Quiz Week 12

2. What are the moveable surfaces on the trailing surface of a wing that direct passing airflow? Question 1

3. When a plane flies so fast that air in front of the plane gets compressed before it can move out of the way, this creates a _________ _________. Question 2

4. When a wing is curved so that the air has to travel a greater distance above the wing than below, this creates ______ ______ above the wing. Question 3

5. What was the name of the Swiss scientist who described how differences in air pressure are created? Question 4

6. What is “angle of attack”? • The angle that planes use to take off. • The angle that wings are tipped to create lift. • The angle that the rudder is tipped in a dive. Question 5

7. Name the 4 forces that act upon an airplane in flight. Question 6

8. When air makes little eddy currents around a wing, this is known as _______________. • turbulence • lift • stealth • drag • vacuum Question 7

9. What type of bird soars to over 300 feet in the air, then dives in a corkscrew toward its prey? Question 8

10. How does the “nose cone” adaptation help raptors, and fighter jets? • Reduces drag • Reduces turbulence • Forces air into the intake passage • Forces air over the fuselage Question 9

11. What type of raptor can hover like a Harrier jet? • Peregrine Falcon • Osprey • Swainson’s Hawk • Kestral Question 10