Wheel A has three times the moment of inertia about its axis of rotation as wheel B. Wheel B's angular speed is four times that of wheel A. If KA and KB are the rotational kinetic energies of the wheels, what is KA/KB?

with the invention of the automobile, the woman of the house could drive to the store and get groceries. women were also free to socialize more. during world war ii women were allowed to work in factories to the war effort and could drive to work or ride mass transit buses to their jobs.

the body's situation won't change the forces are equal opposit and on the same body

find the sum of the two horizontal vectors and the sum of the two vertical vectors

isoceles right angled triangle

3. dark matter

empty space could also be a simple vacuum