2. Light traveling through air (n = 1.003) hits the surface of water (n = 1.33) with an incident angle of 30º. What is the refracted angle?
sin(angle of incidence) / sin(angle of refraction) = 1.33
---> sin( 30 ) / sin ( X ) = 1.33
---> sin( 30 ) = 1.33 x sin( X )
---> sin( 30 ) / 1.33 = sin( X )
---> 0.665 = sin( X)
---> X = invSin( 0.665 )
---> X = 41.7°