1. { Aeronautics Quiz Week 12

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

3. Question 2 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 _________ _________.

4. Question 3 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.

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

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

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

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

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

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

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