Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
who invented the magnetic compass | 1.07 | 0.8 | 375 | 55 |
who invented the magnetic compass in china | 1.32 | 0.9 | 6065 | 75 |
when was the magnetic compass invented | 0.81 | 0.5 | 268 | 5 |
where was the magnetic compass invented | 0.01 | 0.8 | 9854 | 74 |
magnetic compass invented | 1.57 | 0.4 | 9364 | 31 |
why was the magnetic compass invented | 0.53 | 0.6 | 1770 | 19 |
who invented the first magnetic compass | 1.26 | 0.5 | 6585 | 27 |
who invented the compass in china | 1.64 | 0.8 | 6095 | 99 |
who invented the compass in ancient china | 1.59 | 0.1 | 8018 | 34 |
was the compass invented in china | 0.26 | 0.4 | 7655 | 11 |
what country invented the magnetic compass | 0.32 | 0.2 | 1597 | 58 |
china invented the compass | 1.13 | 0.5 | 5213 | 90 |
who invented the chinese compass | 0.01 | 0.1 | 4950 | 100 |
magnetic compass used in ancient china | 1.17 | 0.5 | 9809 | 65 |
the invention of the magnetic compass | 1.64 | 0.7 | 7709 | 51 |
who created the magnetic compass | 1.5 | 0.1 | 2550 | 77 |
the chinese invented the compass | 0.64 | 0.7 | 4598 | 14 |
magnetic compass ancient chinese inventions | 1.54 | 0.3 | 8890 | 37 |