Index+of+Refraction

The 12th measured the index of refraction for plastic and glass.

Group 1 - Ando, Antony, John
 * Material || Trial || Angle of Incidence || Angle of Refraction || Difference between angles (i-r) || Ratio of angles (i/r) ||
 * Acrylic || 1 || 60 || 35 || 25 || 1.714 ||
 * (Plastic) || 2 || 30 || 19 || 11 || 2.73 ||
 * Glass || 1 || 60 || 29 || 31 || 2.09 ||
 * || 2 || 30 || 19 || 11 || 1.58 ||

Group 2 - Jennifer, Nina, Young Min
 * Material || Trial || Angle of Incidence || Angle of Refraction || Difference between angles (i-r) || Ratio of angles (i/r) ||
 * Acrylic || 1 || 10 || 14 || 4 || 0.71 ||
 * (Plastic) || 2 || 13 || 11 || 2 || 1.18 ||
 * Glass || 1 || 27 || 19 || 8 || 1.42 ||
 * || 2 || 44 || 26.5 || 17.5 || 1.66 ||