School Division, Sun West. "Physics 20 The Speed of Light, Refraction and Illuminance". OER Commons. Institute for the Study of Knowledge Management in Education, 23 Oct. 2018. Web. 22 Nov. 2024. <https://resourcebank.ca/authoring/1326-physics-20-the-speed-of-light-refraction-and-illum>.
School Division, S. (2018, October 23). Physics 20 The Speed of Light, Refraction and Illuminance. OER Commons. Retrieved November 22, 2024, from https://resourcebank.ca/authoring/1326-physics-20-the-speed-of-light-refraction-and-illum.