| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| what gases make up the earth's atmosphere | 0.41 | 0.2 | 564 | 79 | 41 |
| what | 1.11 | 0.7 | 5566 | 30 | 4 |
| gases | 1.04 | 0.2 | 4615 | 71 | 5 |
| make | 1.86 | 0.6 | 6827 | 48 | 4 |
| up | 0.68 | 0.1 | 6638 | 66 | 2 |
| the | 1.09 | 1 | 1568 | 82 | 3 |
| earth's | 1.56 | 0.1 | 6056 | 94 | 7 |
| atmosphere | 0.62 | 0.7 | 3904 | 56 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what gases make up the earth's atmosphere | 1.23 | 0.5 | 1408 | 13 |
| what two gases make up the earth's atmosphere | 0.69 | 0.1 | 7945 | 13 |
| the gases that make up the atmosphere | 1.84 | 0.9 | 549 | 70 |
