Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
why was the light bulb so important | 1.97 | 0.6 | 1832 | 48 |
why was the light bulb invention so important | 0.39 | 0.3 | 5825 | 21 |
why is the light bulb so important | 0.13 | 0.9 | 6151 | 99 |
why was the light bulb invention important | 0.22 | 0.4 | 143 | 35 |
why is the light bulb necessary | 1.69 | 0.4 | 934 | 21 |
the purpose of the light bulb | 0.24 | 0.2 | 9064 | 83 |
significance of light bulb | 1.11 | 0.1 | 3002 | 33 |
how did the light bulb help society | 0.99 | 0.8 | 1601 | 89 |
how did light bulb help people | 1.47 | 1 | 529 | 46 |
why was the light bulb invented | 1.65 | 0.4 | 3187 | 94 |
why did he invent the light bulb | 1.03 | 0.1 | 5541 | 67 |
why was the light bulb developed | 0.46 | 0.7 | 6659 | 37 |
facts about the light bulb invention | 0.4 | 0.6 | 8864 | 66 |
why was the light bulb necessary | 1.39 | 0.9 | 1870 | 72 |
benefits of the light bulb invention | 0.53 | 0.7 | 8981 | 20 |
the invention of the light bulb | 1.34 | 0.8 | 1069 | 75 |
why was the electric light bulb invented | 1.82 | 0.3 | 6732 | 83 |
why was the light bulb created | 0.62 | 0.3 | 9862 | 77 |
who invented the light bulb and why | 0.3 | 0.5 | 7290 | 92 |
light bulb invention information | 0.07 | 0.7 | 3122 | 28 |