| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| A striking sight on Kelleys Island, Ohio, are thegroovesnamed for these chilly formations that etched them into the rock | glaciers | $400 | DJ | SCIENCE & NATURE | 2017-11-29 | #7643 | |
| A branch of geology studies these ice masses, which formed the Svealand area where we're taping "Jeopardy!" | glaciers | $400 | DJ | SCIENCE & NATURE | 1997-05-09 | #2935 |