The gas liquid line ends at the

Which statement is true if the refractive index of medium a is greater than that of medium b? a. total internal reflection is possible when light travels from air to medium b to medium a. b. total internal reflection is possible when light travels from medium a to medium b. c. total internal reflection is possible when light travels from medium b to medium a. d. total internal reflection is possible when light travels from air to medium a. e. total internal reflection is possible when light travels from air to medium b.

According to the image below, which season is about to begin in the southern hemisphere? a. summer b. autumn c. winter d. spring

Why do atoms emit energy of only specific wavelengths