| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| index of refraction of air | 0.01 | 0.4 | 5320 | 21 | 26 |
| index | 0.09 | 0.2 | 7201 | 1 | 5 |
| of | 0.14 | 0.2 | 832 | 67 | 2 |
| refraction | 0.12 | 0.3 | 4305 | 20 | 10 |
| of | 0.86 | 0.1 | 6002 | 86 | 2 |
| air | 0.11 | 0.8 | 7085 | 93 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| index of refraction of air | 0.66 | 0.2 | 4627 | 99 |
| index of refraction of air vs pressure | 1.87 | 0.1 | 7293 | 51 |
| index of refraction of air calculator | 1.82 | 0.9 | 1634 | 96 |
| index of refraction of air vs temperature | 1.38 | 0.3 | 8541 | 63 |
| index of refraction of air is na | 1.78 | 0.9 | 6970 | 81 |
| index of refraction of air at stp | 1.06 | 0.1 | 667 | 38 |
| index of refraction of air vs wavelength | 1.19 | 0.3 | 8780 | 57 |
| what is the index of refraction of air | 1.77 | 0.2 | 4971 | 54 |
| light index of refraction in air | 0.36 | 1 | 5897 | 34 |
| value of refractive index of air | 1.77 | 0.3 | 3975 | 95 |
| refractive index of air vs temperature | 0.61 | 0.6 | 4759 | 38 |
| refractive index of air in fraction | 1.91 | 0.1 | 9578 | 64 |
| optical refractive index of air | 1.3 | 1 | 6319 | 55 |
| refractive index of light in air | 1.92 | 1 | 9696 | 9 |
| refractive index of air and water | 0.78 | 1 | 8772 | 20 |
