Instructions-10The instruction sheet is provided after the instructional video. Make sure your upload file contains:Start reading from page 171 until the middle of 178. When you answer question on critical angle, you are done.The refraction-instruction pdf file has the instructions. Please follow them. Make sure you answer all questions from 171 to 178 as instructed.The work for all three beams in part I for the air/glass boundary (determining the index of refraction of the material).The work for Part II at the glass/air boundary.The average index of refraction of ALL measurements.The critical angle of the glass/air interface using the average index of refraction for glass.All of your work will be organized and labeled as one pdf file for upload.https://www.mediafire.com/file/l9iylc9w9eyz84g/Screen_Recording_2020-07-20_at_4.00.56_PM.mov/file