Reveal of the submissions to the Expressions Competition This year's theme is "Reflections & Refractions" Reflection occurs when light traveling through one material bounces off a different material. The reflected light continues to travel in a straight line, but in a different direction. Here are some things to remember about reflection:
Refraction Not only can light bounce off materials, it can also sometimes travel through materials. When light travels through a uniform material, like air, it goes in straight lines. When light travels through one material and into a second material, interesting things happen!