Light travels from air into plastic. Which two of the following statements are correct? The results from Question 11 will be useful here.
(a) The frequency of the light is greater in air than in plastic.
(b) The frequency of the light is smaller in air than in plastic.
(c) The frequency of the light is the same in both air and plastic.
(d) The wavelength of the light is greater in air than in plastic.
(e) The wavelength of the light is smaller in air than in plastic.
(f) The wavelength of the light is the same in both air and plastic.