A ballet student who learns with the help of his instructor is demonstrating learning.

Use the table to answer question 22 23 and 24.

Which branches of natural science include the study of an organism that lived 10 million years ago

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.