Arigid, uniform bar with mass m and length b rotates about the axis passing through the midpoint of the bar perpendicular to the bar. the linear speed of the end points of the bar is v. what is the magnitude of the angular momentum l of the bar?

Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655