| 100% | EMC | 3 | Letters in Einstein's theory of relativity |
| 81% | MASS | 4 | Quantity in Einstein's theory of relativity |
| 47% | ENERGY | 6 | The "E" in Einstein's relativity equation |
| 46% | ENERGY | 6 | The "E" in Einstein's special relativity equation |
| 46% | THEORY | 6 | Einstein's ___ of relativity |
| 45% | EINSTEIN | 8 | Scientist who espoused the theory of relativity |
| 45% | EINSTEIN | 8 | Scientist who developed the theory of relativity |
| 45% | BERN | 4 | Where Einstein published his special theory of relativity |
| 43% | EINSTEIN | 8 | Known for his theory of relativity |
| 42% | BERN | 4 | City where Einstein developed his special theory of relativity |
| 41% | EDDINGTON | 9 | First Englishman to prove the Theory of Relativity |
| 41% | EINSTEIN | 8 | The man who discovered the theory of relativity |
| 41% | EVOLUTION | 9 | Theory in Darwin's On the Origin of Species |
| 41% | TNT | 3 | Letters in the definition of ''kiloton'' |
| 41% | AKA | 3 | Letters in front of an alias |
| 41% | XED | 3 | Struck out, as one letter in each of this puzzle's theme answers |
| 41% | ALBERTEINSTEIN | 14 | Physicist who developed the theory of relativity: 2 wds. |
| 41% | TOTALECLIPSE | 12 | 1919 event that confirmed the general theory of relativity |
| 40% | ZEE | 3 | Last letter of the alphabet, in the U.S. |
| 40% | EIEIO | 5 | Letters in the refrain of "Old MacDonald" |
| 40% | USS | 3 | Letters in the names of American ships |
| 40% | STU | 3 | Man's nickname found in consecutive letters of the alphabet |
| 40% | FOUR | 4 | Number of letters in this clue's answer |
| 40% | BCC | 3 | Letters in front of an e-mail address |
| 40% | USS | 3 | Letters in front of many a state name |
| 40% | CCTV | 4 | Letters in the corner of some grainy videos |
| 40% | LTE | 3 | Letters in the corner of a phone screen |
| 40% | ULM | 3 | Where Einstein, who conceived the General Theory of Relativity, was himself conceived |
| 39% | EINSTEIN | 8 | Physicist Albert who came up with the special theory of relativity |
| 39% | PLATO | 5 | Speaker of the quote found in this puzzle's circled letters |