In a marriage, the partners' lives are closely intertwined. they spend a great deal of time together, resolve conflicts through compromise, and often make sacrifices for each other.

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.