Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
what did hooke observe in the cork slice | 1.83 | 0.5 | 8361 | 3 |
3. what did hooke observe in the cork slice | 2 | 0.5 | 7438 | 87 |
robert hooke looked at cork | 0.58 | 0.2 | 5785 | 9 |
robert hooke image of a cork | 0.87 | 1 | 2906 | 29 |
what did robert hooke observe | 1.7 | 0.4 | 99 | 67 |
robert hooke view of cork | 1.45 | 0.6 | 993 | 4 |
robert hooke first to call in cork | 1.71 | 0.1 | 8517 | 76 |
what did hooke make observations of | 0.77 | 0.5 | 8158 | 35 |
what else did hooke make observations of | 0.71 | 0.5 | 7395 | 25 |