| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| This layer extends down from the surface of the Earth about 30 miles beneath the continents | the crust | $400 | DJ | EARTH SCIENCE | 2018-03-14 | #7718 | |
| It's Earth's 25-mile-deep surface layer | the crust | $1,200 | DJ | EARTH SCIENCE | 2016-11-28 | #7411 | |
| The entire bottom of this rocky "skin" of the Earth is called the Mohorovicic discontinuity | the crust | $600 | DJ | EARTH SCIENCE | 2000-03-15 | #3583 |