Question

A ray of light goes from water (nwater=1.333) into ice (nice=1.309).

Which of the following statements is true?

1) The ray gets closer to the normal after crossing the interface.
2) The ray does not change directions after crossing the interface.
3)The ray gets farther away from the normal after crossing the interface.
4)There is not enough information. The incident angle is needed.

Answer 1

Here is a site with a simulator. You can try it yourself.
http://interactagram.com/physics/optics/refraction/

Answer 2

stop cheating in bayers assignment
go to lecture
this isn't high school science

Answer 3

going from higher to lower refractive index so away from normal