| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| We assume you may know this layer of hot, solid material between earth's crust & core | mantle | $1,200 | DJ | EARTH SCIENCE | 2019-12-17 | #8117 | |
| The Mohorovicic discontinuity separates the Earth's crust from this | the mantle | $1,600 | DJ | EARTH SCIENCE | 2010-03-22 | #5881 | |
| Lying just below the crust, this layer of the Earth's interior is solid rock 1800 miles thick | the mantle | $500 | J | EARTH SCIENCE | 1991-02-12 | #1492 |