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NAME_________________________________ CLASS____________________ DATE____________ 

Using Graphs to Compare Lift Variables

 

 Data Table

Variable
Description
Explanation
Angle of attack
________________

________________

_________________

_______________________________

_______________________________

_______________________________

Thickness of airfoil
_______________

_______________

_______________

_______________________________

_______________________________

_______________________________

Camber
_______________

_______________

_______________

_______________________________

_______________________________

_______________________________

Airspeed
_______________

_______________

_______________

_______________________________

_______________________________

_______________________________

Altitude (density)
_______________

_______________

________________

_______________________________

_______________________________

_______________________________

Area of airfoil surface
_______________

_______________

_______________

_______________________________

_______________________________

_______________________________

Questions:

  1. What does a graph with a straight line tell us about how the data changes?

     

     

  2. What does an upward curve indicate on a graph?

     

     

  3. How does the data change if you have a line that curves downward on your graph?

     

     

  4. Which lift variables seem to change at a steady rate?

     

     

  5. Which lift variables tend to change at an increasing rate? Decreasing rate?