| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| electron rest mass mev | 0.45 | 0.3 | 5054 | 41 | 22 |
| electron | 0.01 | 0.2 | 7726 | 81 | 8 |
| rest | 0.08 | 1 | 7938 | 94 | 4 |
| mass | 0.43 | 0.9 | 5613 | 14 | 4 |
| mev | 0.81 | 0.1 | 9082 | 66 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| electron rest mass mev | 1.76 | 0.7 | 4536 | 68 |
