Aerodynamics and Airplane Quiz

Fill in the blank: ________ is the study of the motion of air and the forces acting on objects in the air.

• Quantum mechanics

• Marine biology

• Astrophysics

• Aerodynamics

Fill in the blank: According to Bernoulli's principle, as the speed of a fluid increases, its ________ decreases.

• temperature

• pressure

• density

• viscosity

Fill in the blank: The four forces that act on an airplane in flight are lift, weight, thrust, and ________.

• tension

• friction

• gravity

• drag

Match the following: 1. Elevator 2. Rudder 3. Aileron a. Controls roll b. Controls pitch c. Controls yaw

• b. Controls pitch

• b. Controls roll

• c. Controls yaw

• a. Controls roll

Drag and drop the following airplane parts to their respective functions: Lift, Elevator, Fuselage, Thrust, Aileron, Rudder a. Controls the side-to-side movement of the airplane b. Provides the main support for the airplane c. Controls the up-and-down movement of the airplane d. Pushes the airplane forward e. Controls the roll of the airplane f. Controls the yaw of the airplane

• h. Controls the speed of the airplane

• g. Provides the main support for the airplane

• i. Controls the temperature inside the airplane

Fill in the blank: Air pressure is the force exerted onto a surface by the ________ of air above it.

• color

• density

• weight

• temperature

Fill in the blank: The shape of an airplane's wing causes the air on top to move ________ than the air on the bottom, creating lift.

• at the same speed

• backwards

• slower

• faster

Fill in the blank: The part of the airplane that houses the cockpit, passenger seats, and cargo is called the ________.

• fuselage

• winglet

• landing gear

• tailfin

Match the following: 1. Gravity 2. Thrust 3. Lift 4. Drag a. Force that opposes the motion of the airplane b. Force that pulls the airplane down towards the Earth c. Force that propels the airplane forward d. Force that keeps the airplane in the air

• 1-a, 2-b, 3-c, 4-d

• 1-b, 2-c, 3-d, 4-a

• 1-d, 2-c, 3-b, 4-a

• 1-c, 2-d, 3-a, 4-b

Fill in the blank: The upward force that allows an airplane to stay in the air is called ________.

• gravity

• drag

• lift

• thrust