Applying Bernoulli's Principle
 
    Bernoulli’s Principle
        The pressure exerted by a moving stream of fluid is less than the pressure of the surrounding fluid.

        Read about Bernoulli's
                Check out what happens to the flow of fluid when it is compressed into a small space.

http://home.earthlink.net/~mmc1919/venturi.html

        How an airplane flies
 
 

            What is force called?


 
            What is relationship between downward push of air and lift?
 


 What is relationship between air speed and air pressure on the top of the wing?
 

What are the four forces acting on an airplane


 

http://www.planemath.com/activities/pmenterprises/forces/forces9.html
 
 

The attack of the shower curtain
    Look at the next 4 pictures to see if you can explain why the shower curtain keep flowing into the shower area attacking you!
 
 
 
 

Use your knowledge of molecular movement of relatively cold air compared to the warm air inside the shower.