Acoach who recruits a basketball player who has superb shooting skills but lacks ball-handling and defensive skills is employing a selection decision model. a. multiple cut-off b. multiple hurdle c. clinical d. compensatory

Which statement is correct? the speed of the light ray is the same in air and medium a. the speed of the light ray is the same in air and medium b. medium a and medium b have different densities because light refracts at different angles. medium a and medium b have the same density because the light ray strikes both at the same angle.