When does it help to look at the bar chart that summarizes the distributions with just one number each? When is it more helpful to look at the whole distributions with histograms?

Steam enters an adiabatic diffuser at 150 kpa and 1208c with a velocity of 550 m/s. determine the minimum velocity that the steam can have at the outlet when the outlet pressure is 300 kpa.

If jerome is swinging on a rope and transferring energy from gravitational potential energy to kinetic energy, is being done.

According to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does maria's voyage take according to samir?