| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| magnetic compass invented | 0.94 | 0.7 | 1995 | 27 | 25 |
| magnetic | 0.11 | 0.3 | 7448 | 82 | 8 |
| compass | 0.25 | 0.3 | 2902 | 12 | 7 |
| invented | 1.47 | 0.8 | 702 | 59 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| magnetic compass invented | 1.45 | 0.2 | 1297 | 93 |
| magnetic compass invention in ancient china | 0.51 | 0.1 | 4513 | 36 |
| magnetic compass invention date | 0.15 | 0.8 | 3519 | 70 |
| when was the magnetic compass invented | 0.59 | 0.7 | 998 | 7 |
| who invented the magnetic compass | 0.33 | 0.2 | 1585 | 2 |
| where was the magnetic compass invented | 1.99 | 0.6 | 8549 | 29 |
| why was the magnetic compass invented | 1.01 | 0.4 | 361 | 24 |
| who invented the first magnetic compass | 1.62 | 0.5 | 4069 | 68 |
| who invented the magnetic compass in china | 1.14 | 0.5 | 6088 | 3 |
