What is the primary function of the vertical stabilizer on an airplane?

• To help the airplane climb or descend

• To keep the airplane steady and flying straight

• To slow down the airplane during landing

• To help the airplane roll or tilt

Which part of the airplane is responsible for controlling its up and down movement?

• Rudder

• Elevator

• Aileron

• Spoiler

What is the function of the rudder on an airplane?

• To help steer the airplane left or right

• To keep the airplane level

• To increase lift during takeoff

• To reduce lift during landing

Which part of the airplane helps keep the nose from tilting up or down too much?

• Vertical stabilizer

• Horizontal stabilizer

• Flaps

• Spoiler

What is the purpose of the flaps on an airplane?

• To help the airplane roll or tilt

• To slow down or lift off when extra power is needed

• To steer the airplane left or right

• To keep the airplane level

Which part of the airplane is used to help it roll or tilt to one side?

• Aileron

• Elevator

• Rudder

• Spoiler

What is the function of the spoiler on an airplane?

• To increase lift during takeoff

• To slow the airplane down and reduce lift

• To help the airplane climb

• To keep the airplane steady

Which part of the airplane is similar to the feathers on an arrow?

• Horizontal stabilizer

• Vertical stabilizer

• Flaps

• Aileron

What is the main role of the horizontal stabilizer?

• To help steer the airplane left or right

• To keep the airplane level

• To slow down the airplane

• To help the airplane roll

Which part of the airplane is used to control its direction, similar to a boat's rudder?

• Elevator

• Aileron

• Rudder

• Spoiler