| A | B |
| color | A property of an object produced by light that the object reflects. |
| emit | To give off something as in the sun giving off light. |
| light | A form of energy that is emitted by the sun or emitted by a chemical reaction. |
| luminescent | To glow or to give off light at low temperatures, as in fireflies. |
| opaque | A material that does not let light pass through ex) wood, plastic, and some metal objects. |
| prism | A three-sided length of glass that separates white light into a spectrum of color. |
| refraction | The bending of a light ray as it passes from one thing to another. |
| shadow | A dark image cast on the ground or another surface by an object blocking light. |
| translucent | A material that allows some light to pass through but scatters the light so that images are not clear. |
| transparent | A material that lets light pass through it so that objects can be seen clearly on the other side. |