Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
who invented the the light bulb | 1.99 | 0.8 | 2354 | 91 |
when was the light bulb invented | 0.72 | 0.1 | 5745 | 20 |
who invented the incandescent light bulb | 0.11 | 0.5 | 6731 | 61 |
when were light bulbs invented | 1.58 | 0.9 | 5566 | 27 |
who actually invented the light bulb | 1.76 | 0.7 | 2969 | 40 |
who invented the first light bulb | 0.43 | 0.7 | 3716 | 95 |
who invented the electric light bulb | 0.03 | 0.3 | 768 | 35 |
who invented light bulb before edison | 1.63 | 0.5 | 8016 | 98 |
when was the light bulb invented date | 0.22 | 0.9 | 3812 | 54 |
when was the light bulb invented by thomas | 1.84 | 0.9 | 3081 | 85 |
when was the light bulb invented year | 1.25 | 0.2 | 6427 | 12 |
when was the light bulb invented by edison | 1.25 | 0.8 | 737 | 62 |
when was the light bulb invented exact date | 1.81 | 0.6 | 7792 | 72 |
when was the light bulb invented wikipedia | 1.51 | 0.3 | 1537 | 95 |
light bulb invented | 0.12 | 0.1 | 8476 | 66 |
when was the first light bulb invented | 0.03 | 0.3 | 9163 | 19 |
how was the light bulb invented | 1.46 | 0.8 | 3645 | 100 |
when was the incandescent light bulb invented | 1.96 | 0.7 | 295 | 25 |
when was the electric light bulb invented | 0.68 | 0.6 | 153 | 20 |