Use table 11.1 answer the following questions. If light were travelling from plexiglas to air, would:1. Light travel faster or slower in air?2. Light bend towards or away from the normal?3. The angle of refraction be larger or smaller than the angle of incidence?

Table 11.1 Indices of Refraction of Various Substances Index of Index of Substance Refraction (n) Substance Refraction (n) Vacuum 1.000 00 Solids at 20 0 Gases at OC and 101.3 kPa Quartz (fused) 1.46 Hydrogen 1.000 14 PlexiglasTm or Lucite Tm 1.51 Oxygen 1.000 27 Glass (crown) 1.52 Air 1.000 29 Sodium chloride 1.54 Carbon dioxide 1.000 45 Glass (crystal) 1.54 Liquids at 2090 Ruby 1.54 Water 1.333 Glass (flint) 1.65 Ethyl alcohol 1.362 Zircon 1.92 Glycerol 1.470 Diamond 2.42 Carbon disulfide 1.632