1. In the US, what is the governing body of the model airplane hobby? Sport Flyers Associations (SFA) Academy of Model Aeronautics (AMA) Model Aircraft Association (MAA) Aircraft Model Flyers of America (AMFA)

2. Which is not a battery type used for flying park flyers? Nickel Metal Hydride (NiMH) Silver Oxide (SOx) Nickel Cadmuim (NiCad) Lithium Ploymer (LiPo)

3. How many channels are available for FM model aircraft radios in the US? 60 50 10 100

4. Each radio has a number of discrete outputs, called channels, that control the various functions of the plane. How many channels are required to fly a powered model that has 'full house' controls? 3 4 2 1

5. Glow-powered aircraft require a special fixture in the fuel tank that keeps the fuel supply inlet submerged in the fuel (so it does not pull air into the fuel line) regardless of the plane's attitude. What is the name of this device? Fuel injector Magneto Clunk Stopper

6. Which channel (or receiver output) in a 4 channel radio is usually assigned to the elevator control surface? 1 2 3 4

7. Propellers for RC aircraft generally are two-bladed (although can have as many as 3 or 4 blades) and are selected based on a pair of numbers. Common sizes for sport planes are 10/6, 11/7, and 11/6. The first number designates the length of the prop. What is the meaning of the second number? Weight Pitch Width Center hole diameter

8. What is the displacement of an OS 46AX engine? 46 cubic centimeters 4.6 cubic centimeters 4.6 cubic inches .46 cubic inches

9. What is Realflight G2? A DVD containing highlights from RC flying events A park flier made from foam An RC flight simulator A manufacturer of model aircraft accessories

10. How many wires are in a typical servo extension cable? 2 none 4 3