Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
who invented the light bulb first | 1.14 | 0.6 | 2261 | 49 |
first light bulb invented | 1.39 | 1 | 2773 | 37 |
who invented the first electric light bulb | 1.93 | 1 | 9055 | 18 |
first electric light bulb invented in 1879 | 1.5 | 0.9 | 2927 | 8 |
who actually invented the first light bulb | 1.79 | 0.1 | 3780 | 43 |
how was the first light bulb invented | 1.16 | 1 | 114 | 66 |
who invented the first light bulb truth | 0.34 | 1 | 5000 | 25 |
first light bulb invented by 1879 | 1.94 | 0.1 | 3005 | 48 |
first light bulb invented still working | 0.92 | 0.5 | 3522 | 11 |
who invented the first light bulb | 0.34 | 0.5 | 843 | 15 |
when was the first light bulb invented | 0.57 | 0.9 | 4429 | 55 |