| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| These 3 primary types of nuclear radiation are identified by Greek letters | alpha, beta and gamma | $400 | DJ | NUCLEAR PHYSICS | 2017-05-30 | #7542 | |
| Radioactive elements give off three kinds of rays named for these Greek letters | alpha, beta & gamma | $400 | DJ | NUCLEAR PHYSICS | 1989-02-15 | #1033 | |
| Identified by the first 3 Greek letters, they are the 3 types of radiation or radioactive decay | alpha, beta & gamma | $200 | J | NUCLEAR PHYSICS | 1987-06-19 | #660 |