| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| isotope definition astronomy | 1.42 | 0.5 | 3410 | 97 | 28 |
| isotope | 1.32 | 1 | 2400 | 17 | 7 |
| definition | 1.88 | 0.4 | 3017 | 92 | 10 |
| astronomy | 0.57 | 0.4 | 4695 | 37 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| isotope definition astronomy | 0.16 | 0.5 | 3973 | 41 |
