| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| In a molecule of sulfuric acid, there are this many atoms of oxygen | 4 | $2,000 | DJ | SCIENCE | 2021-12-29 | #8543 | |
| The number of planets in our solar system smaller than the Earth | 4 | $400 | DJ | PHYSICAL SCIENCE | 1989-12-07 | #1214 | |
| The number of planets in our solar system larger than the Earth | 4 | $600 | DJ | PHYSICAL SCIENCE | 1989-12-07 | #1214 | |
| In his relativity theory, Einstein proposed a space-time continuum made up of this many dimensions | 4 | $200 | DJ | PHYSICAL SCIENCE | 1989-03-17 | #1055 |