| 100% | CHADWICK | 8 | James, the physicist who discovered the neutron |
| 94% | CHADWICK | 8 | James __; physicist who discovered the neutron |
| 91% | CHADWICK | 8 | Physicist James, who discovered the neutron |
| 64% | ALVAREZ | 7 | Physicist who discovered the iridium layer |
| 62% | GEIGER | 6 | German physicist who discovered the atomic nucleus |
| 59% | CHADWICK | 8 | James, who discovered neutrons |
| 52% | JOULE | 5 | Physicist James who contributed to the laws of thermodynamics |
| 49% | EINSTEIN | 8 | The man who discovered the theory of relativity |
| 49% | ISAAC | 5 | Physicist who discovered gravity |
| 48% | NOONE | 5 | Who discovers the perfect crime |
| 47% | FERMI | 5 | Physicist who coined the word "neutrino" |
| 47% | KELVIN | 6 | Physicist who calculated the lowest temperature |
| 47% | VOLTA | 5 | Physicist who invented the electric battery |
| 47% | THOMSON | 7 | Physicist who postulated the plum pudding model |
| 47% | NEWTON | 6 | Isaac __, physicist who discovered gravity |
| 46% | FARADAY | 7 | Physicist who formulated the two laws of electrolysis |
| 46% | DESOTO | 6 | Spanish explorer who discovered the Mississippi |
| 45% | ALBERTEINSTEIN | 14 | Physicist who developed the theory of relativity: 2 wds. |
| 45% | BLOFELD | 7 | James Bond villain who is the head of SPECTRE |
| 45% | ROENTGEN | 8 | Wilhelm, German physicist who discovered X-rays |
| 45% | THOMSON | 7 | Scientist who discovered the electron, J.J. __ |
| 45% | JENNER | 6 | Scientist who discovered the vaccine for smallpox |
| 45% | HERSCHEL | 8 | Surname of the man who discovered Uranus |
| 45% | FERMI | 5 | Enrico ___, physicist who coined the word "neutrino" |
| 44% | FERMI | 5 | Physicist who conducted the first self-sustaining nuclear chain reaction |
| 44% | GALILEO | 7 | Astronomer who discovered the main moons of Jupiter |
| 44% | WOLFGANGPAULI | 13 | 1945 Physics Nobelist who discovered the exclusion principle |
| 44% | DESOTO | 6 | Hernando —, Spanish explorer who discovered the Mississippi River |
| 44% | ISAAC | 5 | Scientist ___ Newton who discovered the laws of gravity |
| 44% | FAHRENHEIT | 10 | Gabriel —, German physicist who invented the mercury thermometer |