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Ideas and Inventions
Investigations 3 and 4
| Term | Definition |
|---|---|
| chromatography | uses water to carry pigments from one place to another |
| chromatogram | the finished products of chromatography, a color record |
| pigment | a colored chemical |
| wicking | the process by which water moves through a fibrous material such as paper |
| image | a representation or likeness of an object |
| mirror image | an image that is reversed either right to left or upside down |
| reflection | the bouncing of light rays off an object or surface |
| symmetry | the arrangement in which the parts on opposite sides of a center line are the same |
| rearview mirror | allows you to see behind you |
| periscope | a tool made from two mirrors and used to see things that are not in a direct line of sight |
| kaleidoscope | a visual toy that uses three mirrors to create multiple images |