Joe cool went to a baseball game and got very hungry for a hotdog. while it is true that the ballpark sells soda and hotdogs separately, joe cool never has one without having one of the other. his indifference curve map between these two goods is most likely

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.