Experiment scenario: Taylor is testing three brands of fertilizer to see which produces the best plant growth. The amount of water given to each plant will remain the same. He plans to use only one
type of plant as well.
Questions: His measurement (the plant height will be his
variable. The
amount of water he waters them with will be one of his
variable. The three
brands of fertilizer he uses are his
variable.

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.