Forces of Flight: The force that pulls an aircraft toward the Earth is called __________.

Forces of Flight: The force that acts opposite the motion of an aircraft through the air is __________.

Forces of Flight: __________ is the upward force that allows an aircraft to fly.

Forces of Flight: The force produced by an engine or propeller that moves an aircraft forward is called __________.

Forces of Flight: For an airplane flying straight and level at a constant speed, lift is __________ to weight.

Forces of Flight: In straight and level flight, thrust is __________ to drag.

Forces of Flight: Increasing an aircraft’s airspeed generally causes __________ to increase.

Forces of Flight: Air resistance acting on an aircraft is known as __________.

Forces of Flight: An aircraft must overcome __________ in order to accelerate forward.

Motions of Flight: The three motions of flight are pitch, roll, and __________.

Motions of Flight: Pitch motion causes the nose of an aircraft to move __________ and __________.

Motions of Flight: Roll motion occurs when an aircraft rotates __________.

Motions of Flight: Yaw motion causes the nose of the aircraft to move __________ and __________.

Motions of Flight: Roll occurs around the __________ axis of the aircraft.

Motions of Flight: Yaw occurs around the __________ axis of the aircraft.

Airplane Parts & Purposes: The __________ is the main body of the airplane that holds the cockpit and passengers.

Airplane Parts & Purposes: The primary purpose of an airplane’s wings is to produce __________.

Airplane Parts & Purposes: The __________ refers to the tail section of an airplane.

Airplane Parts & Purposes: The __________ stabilizer helps control yaw and provides directional stability.

Airplane Parts & Purposes: The __________ stabilizer helps control pitch.

Airplane Parts & Purposes: __________ are control surfaces on the wings that help control roll.

Airplane Parts & Purposes: The __________ controls pitch by moving the nose of the aircraft up or down.

Airplane Parts & Purposes: __________ are used during takeoff and landing to increase lift at lower speeds.

Helicopter Parts & Purposes: Lift on a helicopter is produced by the __________ __________.

Helicopter Parts & Purposes: The helicopter’s main rotor blades function similarly to an airplane’s __________.

Helicopter Parts & Purposes: The spinning of the main rotor creates __________ that tries to rotate the fuselage.

Helicopter Parts & Purposes: The __________ __________ is used to counteract torque in most helicopters.

Helicopter Parts & Purposes: The helicopter control that changes the pitch of all rotor blades at the same time is the __________.

Helicopter Parts & Purposes: The helicopter control that allows the aircraft to move forward, backward, or sideways is the __________.

Helicopter Parts & Purposes: The pedals in a helicopter control __________ motion.

Vocabulary & Key Concepts: __________ of attack is the angle between a wing and the oncoming airflow.

Vocabulary & Key Concepts: Air pressure differences above and below a wing help create __________.

Vocabulary & Key Concepts: __________ is caused by air resisting the motion of an aircraft.

Vocabulary & Key Concepts: Aircraft designers must balance lift, drag, weight, and __________.

Vocabulary & Key Concepts: Both airplanes and helicopters experience the same __________ forces of flight.

Vocabulary & Key Concepts: Helicopters and airplanes both use airfoils to generate __________.

Vocabulary & Key Concepts: A helicopter is able to hover because its rotor blades are __________ through the air.

Vocabulary & Key Concepts: An airplane requires __________ motion through the air to generate lift.

Vocabulary & Key Concepts: Understanding aircraft parts and forces helps engineers design safer and more __________ aircraft.