Grade 8’s ~ you can bring a cheat sheet into the Midyear Exam (See Mr Sommerfeld for more details; hint, use the Review Questions that came with the Course Outline for Science 8 in September).
The Midyear covers chapter 1, 2, 3, and 4.
Bring two pencils, your go card for identification, and an eraser. Calculators are also allowed.
Use the following diagram to guide your Activity 5.3 Ray Diagram:
Notice the incident ray, i, forms an angle to the Normal and is the same going in and coming out of the block. The little r stands for refraction.