Your annoying little brother is dropping rocks out of his bedroom window on the 2nd floor. you are on the ground floor and watch a rock fall past the patio door onto the ground below. in this problem, ignore air resistance. if the rock takes 0.28 s to cross the 2.3-m-high glass door, from what height above the top of the door was it dropped?

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this allows people to make the best decision or pursue the best option. when alternatives are weighed using their advantages and disadvantages, the option whose disadvantages outweigh the advantages (based on a qualitative or quantitative analysis) are shunned while those whose advantages outweigh their disadvantages are pursued.