| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| all 4 layers of atmosphere | 0.81 | 0.8 | 22 | 53 | 26 |
| all | 0.06 | 0.7 | 9545 | 34 | 3 |
| 4 | 0.38 | 0.7 | 4150 | 96 | 1 |
| layers | 1.61 | 0.4 | 3457 | 65 | 6 |
| of | 1.73 | 0.4 | 8611 | 74 | 2 |
| atmosphere | 1.76 | 0.1 | 5954 | 14 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| all 4 layers of atmosphere | 1.08 | 0.3 | 612 | 72 |
