| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| planck constant wavelength and frequency | 0.86 | 0.1 | 7031 | 27 | 40 |
| planck | 0.11 | 0.9 | 9728 | 19 | 6 |
| constant | 1.49 | 0.5 | 6993 | 30 | 8 |
| wavelength | 0.57 | 0.7 | 8267 | 82 | 10 |
| and | 1.81 | 0.3 | 730 | 83 | 3 |
| frequency | 1.38 | 0.9 | 2339 | 28 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| planck constant wavelength and frequency | 1.54 | 1 | 2605 | 78 |
