| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| In contrast to the lithosphere, or solid outer part of the Earth, this consists of all the Earth's water | hydrosphere | $1,600 | DJ | EARTH SCIENCE | 2022-06-10 | #8660 | |
| Collective term for the waters of the Earth as distinguished from the atmosphere & lithosphere | the hydrosphere | $300 | J | EARTH SCIENCE | 1991-04-10 | #1533 |