C2-17-22
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| Why things have color | Chemistry | Inorganic chemistry |
Overview:
Light absorption by materials modelled as a particle in a box.
You may change the mass or the length of the particle in the box.
Suggestions:
You may use it to discuss:
- Light components
- Absorption lines and complementary colours
- The relationship between light absorption and energy levels
- Which molecular motions give rise to absorption in different parts of the spectrum
You can also check pencil and paper calculations.
Learning object available in:
| EN |
| DE |
| IT |
| LT |
| ES |
| CA |
Terms you need to know:
| angstroms |
| meters |
| centimeters |
| electron |
| amu |
| grams |
| kilograms |
| gamma rays |
| X rays |
| UV |
| visible |
| infrared |
| microwave |
| TV/Radio |
Additional information:
| type: | interactive animation |
| format: | java |
| Permission to(1): | |
| download: | yes |
| modify: | yes |
| Further permissions: | |
| http://ir.chem.cmu.edu/create.php | |
| Age group(2): | 17-21 |
Notes
(1) For personal, non-commercial use. To read the complete "Terms of use" of this learning object, please follow the link given in "Further permissions".
(2) Suggested age group. The learning object may be used by the Teachers with students of any age.
