| Keyword | CPC | PCC | Volume | Length string | Score |
|---|---|---|---|---|---|
| definition geological time | 1.19 | 0.9 | 6159 | 26 | 21 |
| definition geological time scale | 0.87 | 0.2 | 1778 | 32 | 87 |
| what is the geological time scale definition | 1.2 | 0.3 | 6551 | 44 | 86 |
| geological time scale definition biology | 0.84 | 0.1 | 9457 | 40 | 53 |
| geological time scale definition science | 1.98 | 0.6 | 3942 | 40 | 1 |
| geological timeline definition | 1.69 | 0.8 | 2284 | 30 | 63 |
| geological time scale definition simple | 0.66 | 0.8 | 8898 | 39 | 12 |
