On a clear night, a student notices that a star in the constellation
Orion is much brighter than the
star next to it. What observation has the student made?(see picture for choices)

< > according to newton's third law of motion, forces always act in equal but opposite pairs. another way of saying this is for every action, there is an equal but opposite reaction.< >

in the analysis of systems that involve fluid flow, we frequently encounter the combination of properties u and pv.

diaria maybe go see a doctor about that