Light and Shadows Vocabulary Words ©T amaTrotti 2013

something that makes things visible light something that makes things visible

something that can be seen visible something that can be seen

something that produces light light source something that produces light

illumination Use of a light source.

some word connections... trans-  to move or change think transportation, translation, transform luz  Spanish word for light -parent  from the Latin parere, meaning to show or appear

translucent materials that let some light through are translucent. They may form shadows, and light passes through them.

transparent Materials that let light through are transparent. Things on the other side are visible through transparent materials

opaque Materials that don't let light through are opaque. They form shadows.Things on the other side of opaque materials are invisible to you.

An outline that appears dark against silhouette An outline that appears dark against a light background.

shadows Dark shapes formed when an opaque or translucent object is in the way of traveling light.

To throw or bend back from a surface. reflect To throw or bend back from a surface. 

An image that is seen in a mirror or a shiny surface. reflection An image that is seen in a mirror or a shiny surface.

refraction The turning or bending of any wave, such as a light or sound wave, when it passes from one material into another of different optical density.

convex Having a surface that curves or bulges outward, as the outside of a sphere.

Having a surface that curves inward, as the inside of a sphere. concave Having a surface that curves inward, as the inside of a sphere.