character: Professor Lift
topic: Airfoil Design and Function
grade: 9
subject: Physics
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character: Aerodynamics Expert
topic: Forces on an Airplane
grade: 9
subject: Physics
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character: Mr. Velocity
topic: Understanding Lift and Drag
grade: 9
subject: Physics
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character: Dr. Wing
topic: Shapes of Airfoils and Performance
grade: 9
subject: Physics
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