Jeopardy! Round, Double Jeopardy! Round, or Tiebreaker Round clues (5 results returned)
| #8820, aired 2023-03-03 | THE LANTHANIDES OF MARCH $400: Lanthanides are all rare earth elements, with promethium the rarest--not found in nature & all its isotopes have this unstable property radioactivity |
| #8820, aired 2023-03-03 | THE LANTHANIDES OF MARCH $800: Contrast agents based on gadolinium provide clear scans from this x-ray-less type of imaging, commonly used for the brain an MRI |
| #8820, aired 2023-03-03 | THE LANTHANIDES OF MARCH $1200: Lutetium is used in the process of cracking petroleum, breaking down its large molecules in this type of facility a refinery |
| #8820, aired 2023-03-03 | THE LANTHANIDES OF MARCH $1600: This phenomenon of current zipping unimpeded through matter is associated with cold; cerium materials may enable it at room temp superconduction |
| #8820, aired 2023-03-03 | THE LANTHANIDES OF MARCH $2000: The existence of holmium was revealed in 1878 via this, the study of light over a range of wavelengths spectroscopy |
Final Jeopardy! Round clues (0 results returned)
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