The semicircular block is ideal for a first quantitative activity on refraction. When placed as in this activity, rays bend only when exiting the block, simplifying observations. Students will measure angles of incidence and refraction, and calculate the index of refraction of Plexiglas.


Required Equipment

Arbor Scientific Light Box & Optical Set 2.0
Arbor Scientific Light Box & Optical Set 2.0
Arbor Scientific Light Box & Optical Set 2.0