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A plane flies forwards by exerting a force on the air with its wings. the air pushes back on those wings with an equal force that propels the bird forwards

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Q: How does a plane moves forward in the air?
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How does a plane stay up in the air?

The shape of the wing is such that when it moves forward the pressure on top is lower than on the bottom, thus air pressure pushes it upward ... as long as the plane moves fast enough.


When a plane is deiced does the deicer stay on the plane or what keeps it from frezzing in the air?

basically moving very fastly forward. it moves so fast that nothing can like stick or freeze to it. get it? thanx.


How does the air craft propulsion system work with the air to move the plane?

The propulsion system of an aircraft moves the air backward. Air in turn pushes the aircraft forward. This is based on the Third Law of Newton.


What do you do to avoid a sudden loss of lift and settling of the airplane?

Do not exceed the critical angle of attack, basically the angle the wings make with the oncoming air as the plane moves forward.


What keeps planes in the air if gravity pulls us down?

A plane is designed so that when it moves forward the air moving across its wings creates an upward force called lift, which counteracts the force of gravity.


The force that drives a bird or a plane forward through air?

thrust


How does a propeller fly?

The blades of propellers are angled (and shaped) to push large volumes of air back at high speeds. In an airplane, the air pushed by the propellers moves the plane forward by Newton's 3rd law (any force applied to an object causes an equal and opposite reaction - here the air goes back and the plane moves forward). The plane flies because the shape of the wings gives lift when they are pushed through the air at sufficient speed. In a helicopter, the air pushed by the propeller lifts the plane from the ground (still Newton's 3rd law). Helicopters require much bigger engines and propellers (per pound) than airplanes because the lift of wings is much more efficient than the brute force of the propeller. When helicopters move forward (backwards, sideways, etc.) it's because the propeller is tilted slightly causing some of the force to be applied backwards - which pushes the chopper forward.


How does a helicopter moves forward in the air?

The front of the main rotor is tilted down


What force is created when an object moves through a fluid like aircraft moves through air?

Either drag (air resistance) slows the aircraft down, or lift (Bernoulli's principle) raises it up. When more air goes under the wing than over it, the aircraft "wants" to move up because objects favor movement into low pressure zones.


How do airplanes stay up in the air without falling?

The turbines under the wings of the airplane suck air in, mix it with fuel, and then compress the air/fuel mixture. As the compressed mixture exits the engine, it burns hotly, creating a lot of thrust backwards, pushing the plane forward and overcoming drag. As the plane moves forward air moving over the wings and pushing up on the bottom creates lift to keep gravity from pulling the plane down. This happens throughout the whole flight of the plane. The continuous cycle of pushing air backwards with tremendous force and creating lift with the wings keeps the airplane up.


What are the Air Force?

The 4 forces of air are: 1: thrust pushes the plane forward 2:drag pulls the plane backwards 3:gravity pulls the plane downwards 4:lift pulls the plane upwards


What are the forces of air?

The 4 forces of air are: 1: thrust pushes the plane forward 2:drag pulls the plane backwards 3:gravity pulls the plane downwards 4:lift pulls the plane upwards