Students are examining how light is refracted as it moves from air into glass. Their job is to measure the angle of incidence and the angle of refraction at the surface of the glass block. The students have the apparatus shown in Fig. 7.1.
(a)[4]
Describe the method for the task. You may include a diagram in your answer.
(b)[3]
One difference between the characteristics of the two images is: Image $I_1$ is diminished whereas image $I_2$ is enlarged. State two further differences in the characteristics of the images.
Worked solution & mark scheme
This 7-mark question has a full step-by-step worked solution and mark scheme. One marking point: “trace around the block” …