| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| study of the behaviour of light | 1.23 | 1 | 7280 | 60 |
| scientific study of the behaviour of light | 1.68 | 0.3 | 5045 | 97 |
| the study of light | 1.09 | 0.8 | 8026 | 75 |
| study of light related people | 0.03 | 0.3 | 9773 | 74 |
| the study of light and vision | 0.24 | 0.5 | 1687 | 79 |
| scientific study of light | 1.14 | 0.5 | 4158 | 15 |
| the behavior of light | 1.65 | 0.2 | 7784 | 68 |
| by the light of the study lamp | 1.08 | 0.7 | 8870 | 18 |
| what is the study of light called | 1.5 | 0.8 | 1281 | 80 |
| to study effect of intensity of light | 0.32 | 0.6 | 3190 | 92 |
| study of light and shadow | 1.15 | 0.4 | 6743 | 63 |
| the study of light energy and matter | 1.63 | 1 | 3813 | 60 |
| the science of light | 0.08 | 0.9 | 2753 | 71 |
| case study of light | 1.56 | 0.1 | 7958 | 18 |
| light unit of study | 1.54 | 1 | 3749 | 58 |
| study with light inside and colour | 2 | 0.1 | 4214 | 8 |
| color and light study | 1.38 | 0.6 | 793 | 54 |
| the science of lighting | 0.12 | 0.6 | 4955 | 92 |
