| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| how many layers are in the earth's atmosphere | 0.76 | 0.7 | 1592 | 62 | 45 |
| how | 1.1 | 0.7 | 6620 | 68 | 3 |
| many | 1.8 | 0.3 | 6315 | 59 | 4 |
| layers | 1.41 | 0.7 | 6956 | 32 | 6 |
| are | 1.65 | 0.5 | 2920 | 28 | 3 |
| in | 1.23 | 1 | 5476 | 49 | 2 |
| the | 1.54 | 0.6 | 502 | 65 | 3 |
| earth's | 0.09 | 0.1 | 4874 | 34 | 7 |
| atmosphere | 1.09 | 0.1 | 5372 | 55 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| how many layers are in the earth's atmosphere | 0.69 | 1 | 4638 | 7 |
