| 1-3 of 3Flashcard sets with a 'black hole' term meaning 'an object so massive and dense that not even light can escape its gravity' | |||
|---|---|---|---|
| # | Title | Terms | Date |
| 1 | Science Finalby mboerner | 24 terms | June 1, 2009 |
| 2 | Universeby purplepenguin921 | 8 terms | November 3, 2009 |
| 3 | Science Finalby kat194 | 23 terms | June 3, 2009 |