| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| coefficient of restitution of plastic ball | 0.23 | 0.4 | 2193 | 20 | 42 |
| coefficient | 1.27 | 0.8 | 7616 | 37 | 11 |
| of | 0.32 | 0.8 | 3958 | 97 | 2 |
| restitution | 1.48 | 0.7 | 9137 | 23 | 11 |
| of | 0.14 | 0.5 | 2111 | 45 | 2 |
| plastic | 1.19 | 0.6 | 7816 | 12 | 7 |
| ball | 1.14 | 0.9 | 322 | 17 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| coefficient of restitution of plastic ball | 0.35 | 1 | 5263 | 84 |
