| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| Irish geologist Richard Oldham discovered that these events have primary & secondary waves | earthquakes | $1,200 | DJ | SCIENTISTS | 2008-06-04 | #5478 | |
| Irish geologist Richard Oldham discovered these have primary & secondary waves | earthquakes | $800 | DJ | SCIENTIFIC MINDS | 2002-04-29 | #4076 |