| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| invention of the lightning rod | 0.67 | 0.5 | 5175 | 16 |
| benjamin franklin lightning rod invention | 0.94 | 1 | 6671 | 82 |
| lightning rod invention date | 0.65 | 0.8 | 757 | 39 |
| was the lightning rod a renaissance invention | 0.09 | 1 | 4606 | 5 |
| benjamin franklin inventions lightning rod | 0.61 | 0.9 | 1006 | 91 |
| benjamin franklin lightning rod | 1.07 | 0.8 | 6789 | 37 |
| benjamin franklin lightning rod facts | 2 | 0.1 | 6106 | 79 |
| lightning rod benjamin franklin made pic | 0.7 | 0.1 | 9549 | 41 |
| picture of benjamin franklin lightning rod | 0.39 | 0.6 | 526 | 65 |
| when did franklin invent the lightning rod | 0.54 | 0.3 | 4156 | 55 |
| benjamin franklin lightning rod image | 0.32 | 0.9 | 4625 | 41 |
| benjamin franklin lightning rod story | 0.27 | 0.4 | 4362 | 72 |
| ben franklin lightning rod | 1.03 | 0.9 | 447 | 74 |
| benjamin franklin lightning rod experiment | 1.81 | 0.8 | 1367 | 52 |
| how did franklin discover the lightning rod | 1.71 | 0.3 | 8328 | 67 |
| ben franklin lightning rod facts | 0.83 | 0.7 | 2333 | 89 |
