Question

The angle theta c is the critical angle. For total internal reflection to occur, the angle of incidence must be _____.

**will draw image inside!**

A. greater than theta c
B. less than theta c
C. equal to theta c
D. either less than or greater than theta c

Answer 1

the top half, above that line is white
and below the line is blue :)

Answer 2

I think option A

Answer 3

ooh okay!! thank you:)

Answer 4

since we have this situation:

Answer 5

ohh okie:)

Answer 6

thank you!:)

Answer 7

:)