| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| early earth atmosphere composition | 1.39 | 0.5 | 2380 | 50 | 34 |
| early | 0.97 | 0.4 | 7192 | 65 | 5 |
| earth | 0.35 | 0.1 | 2369 | 10 | 5 |
| atmosphere | 0.99 | 0.1 | 8226 | 66 | 10 |
| composition | 0.67 | 0.5 | 8164 | 72 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| early earth atmosphere composition | 1.02 | 0.2 | 721 | 51 |
| atmosphere composition earth history | 1.39 | 0.7 | 7384 | 72 |
| what was earth's early atmosphere composed of | 1.64 | 0.7 | 2156 | 61 |
| what was the early atmosphere composed of | 0.81 | 0.6 | 5002 | 68 |
| what was earth's early atmosphere made of | 0.62 | 0.2 | 6987 | 40 |
| atmosphere of earth composition | 1.55 | 0.3 | 8530 | 50 |
| atmosphere of early earth | 1.15 | 0.9 | 675 | 94 |
| what was the early atmosphere made of | 0.93 | 0.2 | 1785 | 98 |
| atmosphere composition earth facts | 0.74 | 0.5 | 3984 | 57 |
| the earth's atmosphere composition | 0.02 | 0.8 | 4145 | 67 |
