AS - Science of Flight Ch1 L1 - Principals of Flight Quiz

Which of the following forces is essential for an airplane to take off? (Hint - there are more than one)

• Lift

• Drag

• Inertia

• Thrust

What is the tendency of an object to resist a change in motion?

• Drag

• Inertia

• Friction

• Force

The act of increasing speed or velocity.

• Inertia

• Thrust

• Angle of attack

• Acceleration

What is the force exerted on an object by gravity?

• Mass

• Weight

• Drag

• Lift

What is a mixture of gases?

• Air

• Fluid

• Space

• Atmosphere

A line that is _______ distance at all points from the upper and lower edges of the airfoil along the entire length is known as the Camber line.

• Equal

• Unequal

• Variable

• Constant

Describes the curviness of an airfoil and is the distance between the chord and camber lines.

• Pitch

• Incline

• Slope

• Camber

Fill in the blank: The air flowing in relation to the airfoil is known as ________.

• Crosswind

• Headwind

• Tailwind

• Relative wind

The resistance to motion of one object moving relative to another.

• Lift

• Drag

• Thrust

• Friction

What is the primary force that allows an aircraft to ascend?

• Lift

• Drag

• Thrust

• Weight