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, "The internal pressure of a fluid decreases at point where A. Bernoulli's Principle
the speed of the fluid increases" is part of what principle
A. Bernoulli's Principle
B. Newton's law of motion
C. Hindenberg's Theory
What is the primary source of lift? Bernoulli's Principle
What is the secondary source of lift? Newton's third law
Describe Newton's third law. Upward force generated by air striking the underside of an airfoil and being
deflected downward.
What is relative wind? Direction of airflow produced by object moving through the air
What direction does relative wind flow? Parallel with and opposite to direction of flight
Three main airfoils. Wing, horizontal stabilizer, prop
What is the chord line? imaginary line from the leading edge to trailing edge of the wing.
What are the parts of an airfoil? Leading edge, Trailing edge, and Chord line
What is angle of attack? angle between the chord line and relative wind.
Describe camber Curvature of an airfoil, from leading edge to the trailing edge.
What is the shape or form of a wing viewed form above? Wing Planform
Four forces affecting flight Lift, Weight, Trust, Drag
Three properties that affect air density and A/C Temp, Altitude of elevation, humidity
performance