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aerospace 1
intro to aerospace
98
Other
Not Applicable
02/03/2011

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Term
when is it written that Marco Polo saw chinese sailors attached to kites?
Definition
1299 A.D
Term
What force opposes lift?
Definition
Gravity (Weight)
Term
A bird can move forward by doing what?
Definition
flapping its wings
Term
what type of lift is created by a pressure difference between the upper and lower areas of a wing?
Definition
induced or bernoullian lift
Term
what is air in motion?
Definition
wind
Term
what are the two phases of bird flight
Definition
ground phase and lift phase
Term
what aircrat can carry passengers across the Atlantic Ocean at twice the speed of sound
Definition
the Concord
Term
what is any machine that is capable of flying through the air
Definition
aircraft
Term
for what was Sir Isacc Newton "knighted" for
Definition
His works in science
Term
the point at which a wing will stall is call what
Definition
critical angle of attack
Term
at what angle of attack will a wing stall occur on most genreal aviation wings
Definition
17 degrees
Term
what is the force which moves an aircraft foward in flight
Definition
thrust
Term
what is an upward force that opposes gravity that supports the weight of an aircraft
Definition
lift
Term
how does pilot get an airplane to move in the three dimensions of flight
Definition
by using the dynamic forces of the air as they rush over the control surfaces of the airplane
Term
during what years did Sir Isacc Newton live
Definition
1643-1727
Term
what are the three axis of an airplane
Definition
virtical axis, lateral axis, and longitudinal axis
Term
what is the front part of an airfoil
Definition
leading edge
Term
what is the point where the three axis of an aircraft come together called
Definition
center of gravity
Term
what is a force which retards the foward movement of an aircraft in flight
Definition
drag
Term
what is the roatation arond the lateral axis called
Definition
pitch
Term
what is the rotaion around the longitudinal axis called
Definition
roll
Term
what is the rotation around the vertical axis called
Definition
yaw
Term
who gave the world a mathematical theroy of gravity
Definition
Sir Isacc Newton
Term
aproxxinaly what percentage of air is made up of oxygen
Definition
19 percent
Term
during what years did Daniel bernoulli live
Definition
1700-1782
Term
what is a place on either land or water where aircraft can land and take off for flight
Definition
airport
Term
in what direction do the flight feathers of a bird push
Definition
downward and backward
Term
who created the first manned hot air balloon
Definition
Joseph and Etienne Montgolfier
Term
What is the flow of air which moves opposite the flight path of an airplane?
Definition
Relative wind
Term
Who wrote the book "The Fantasy and Mechanics of Flight?'
Definition
Dr. Paul E. Fortin
Term
What involves using some kind of force to lift a machine upward away from the Earth, thus opposing gravity?
Definition
Pure mechanical flight
Term
In the mathematical formula used to calculate the amount of lift produce by a wind what does R stand for?
Definition
The density of the air
Term
What type of tube causes air to accelerate when it passes through the middle?
Definition
A venturi
Term
Who discovered that the pressure of a fluid drops when it is accelerated?
Definition
Daniel Bernoulli
Term
What must occur for a bird to be lifted by its wings?
Definition
The bird must be moving fast enough to make air pass over its wings
Term
What is defined as mass per unit of volume?
Definition
Density
Term
Are lift and air density directly or indirectly proportional?
Definition
Directly proportional
Term
What part of he mathematical formula used to calculate the amount of lift produced by a wing relates to the velocity of the air over & under the wing?
Definition
1/2 V squared
Term
What means pertaining to air?
Definition
Aero
Term
What part of a bird pushes downward and backward, thereby driving the air backward and moving the bird forward?
Definition
The flight feathers
Term
What force opposes thrust?
Definition
Drag
Term
How long did the first flight in a manned hot air balloon last?
Definition
25 minutes
Term
What is directly proportional to the force and inversely proportional to the mass of the body being accelerated?
Definition
Acceleration
Term
What figure does a bird's wing tips trace as they move through the air?
Definition
A figure eight
Term
What phase of bird flight allows the bird to get started moving forward in order for the wings to provide necessary lift?
Definition
The ground phase
Term
What part of a bird works like the propeller of a plane?
Definition
The flight feathers
Term
On what date was Public Law 476 signed?
Definition
1 July 1946
Term
What is the mathematical formula used to calculate the amount of lift produced by a wing?
Definition
Lift=
Term
What is the Bernoulli's Principal?
Definition
As the velocity of a fluid increases, the pressure decreases.
Term
What does the abbreviation AGL stand for?
Definition
Above ground level
Term
What is the abbreviation for Above Ground Level?
Definition
AGL
Term
What is the science of flight within the atmosphere?
Definition
Aeronautics
Term
What is a combination of aetonautics and space?
Definition
Aerospace
Term
The feathers of a bird are arranged like what?
Definition
Shingles on a roof
Term
Which were the first aircraft that actually had directional control?
Definition
Gliders
Term
On what date did the first true powered flight, with humans on board, occur?
Definition
21 Nov 1783
Term
What is the terms for below the speed of sound?
Definition
Subsonic
Term
What is the term for faster than the speed of sound?
Definition
Supersonic
Term
In the myth Daedalus and Icarus what happened to Icarus after he disregarded his father's warning?
Definition
After flying too close to the sun the was on his wings melted and Icarus plunged to his death in the Aegean Sea.
Term
What are the four ways of creating more lift?
Definition
A force acting upon a body causes it to accelerate in the direction of force.
Term
What type of engines provide high speed and great reliability?
Definition
Jet engines
Term
What force opposes gravity?
Definition
Lift
Term
What are the 4 forces acting upon an airline in flight?
Definition
Lift, gravity, thrust, drag
Term
What is defined as that branch of general education concerned with communicating knowledge, skills and attitudes about aetospace activities and the total impact of air and space vehicles upon society?
Definition
Aerospace education
Term
What myth describes one of the earliest accounts of manned flight?
Definition
Daedalus and Icarus
Term
What term means relating to the forces of air in motion?
Definition
Aerodynamics
Term
What is the curved part of an airfoil that goes from the leading to the trailing edge?
Definition
Camber
Term
The authority for CAP's education and training mission is derived from what?
Definition
Public Law 476 of the 79th Congress 2nd Session.
Term
What is a mixtures of gases that contain approximately 79% nitrogen, 19% oxygen and 2% other gases?
Definition
Air
Term
What is the art, science and technology of flight within the atmosphere?
Definition
Aviation
Term
What is an aircraft that is kept aloft by the aerodynamic forces upon its wings and is thrust forward by a propeller or other means of propulsion?
Definition
Airplane
Term
What part of the bird does most of the flapping?
Definition
The outer wing
Term
Who were the first men to fly in a manned hot air balloon?
Definition
Pilatre d'Rozier and Francois d'Arlandes
Term
In 1299 A.D. Marco Polo saw Chinese sailors attached to kites. What were the sailors being used for?
Definition
Military observation
Term
What term means forces in motion?
Definition
Dynamic
Term
What is the term for a person who operates an aircraft during flight?
Definition
Aviator
Term
What is a component that is specifically designed to produce lift, thrust or directional stability?
Definition
Airfoil
Term
What is the definition of density?
Definition
Mass per unit of volumne
Term
What is height expressed in units above sea level or ground level?
Definition
Altitude
Term
Which featers does a bird use to steer, break and produce drag?
Definition
Tail and wing feathers
Term
What direction does the nose pitch when the elevator moves up?
Definition
The nose pitches up
Term
In what direction does the nose pitch when the elevator pitches down?
Definition
Down
Term
What is a line drawn through an airfoil from its leading edge to its trailing edge?
Definition
Chord
Term
What control surface affects pitch?
Definition
The elevator
Term
what type of lift is created whena bird changes its body angle slightly upward to its flight path
Definition
DYNAMIC OR NEWTON LIFT
Term
where did the first flight of a manned hot air balloon take place
Definition
paris, france
Term
what is a control surface which combines the horizontal stabilizer and the elevator into one
Definition
stabilator
Term
what is created when a pilot pulls back on the control yoke causing the stabilator to go down
Definition
a negitive angle of attack
Term
what is the back part of an airfoil
Definition
trailing edge
Term
what is newtons 3rd law of motion
Definition
for every action there is an equal and opposite reaction
Term
what are the control surfaces of an aircraft
Definition
elevator, stabilator, rudder, silerons, and flaps
Term
aproximatley, what percentage of air is made up of nitrogen
Definition
79 percent
Term
what is it cakked when airflow breakaway from the surface of the wing creates less lift
Definition
a stall
Term
what is the angle between the chord line and the relative wind
Definition
abgle of attack
Term
what are the two natural forces
Definition
drag and gravity
Term
at force oppoese drag
Definition
thrust
Term
what are the two artificial froces
Definition
lift and thrust
Term
what means standing still or without motion
Definition
static
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