Your CID:    

Your Password:  

HW31.1a:

Enter the average speed of Nitrogen molecules at room temperature:    m/s

HW31.1b:

Enter the percentage of N₂ molecules traveling faster than the speed of sound in air:  %

HW31.2:

Enter your expression for the standard deviation: 

HW31.3a:

Enter the fraction of nitrogen molecules traveling faster than the escape velocity in the high atmosphere: 

HW31.3b:

Enter the fraction of helium molecules traveling faster than the escape velocity: 

HW31.3c:

Enter the fraction of hydrogen molecules traveling faster than the escape velocity: 

HW31.4a:

Enter an expression for the speed distribution in a two-dimensional world: D(v):=   

HW31.4b:

Enter the most probable speed for this distribution: 

HW31.4c:

Enter the average speed for the distribution in a two-dimensional world: