Which structure is larger cell, organ , multicellular or cell structure

Consider the following position function. find (a) the velocity and the speed of the object and (b) the acceleration of the object. bold r left parenthesis t right parenthesisr(t)equals=left angle 6 t superscript 4 baseline comma 2 t cubed right angle6t4,2t3 for tgreater than or equals≥0

How many atoms of nitrogen are in the chemical formula ni(w on

Abar magnet cut in half will form a total ofpoles.a)fourb)eightc)two