A ball is dropped from a building of height h. Assume the ball starts from rest and that air friction can be ignored. Derive an expression for the amount of time it takes the ball to travel from h to h/2. Express your answer in terms of h and the acceleration due to gravity g.

Against his financial advisor's advice, frank has decided to invest his money in some risky stocks because he once made quite a bit of money in the stock market. his decision illustrates a. the representativeness heuristic b. overconfidence c. the availability heuristic d. confirmation bias select the best answer from the choices provided