| 1-4 of 4Flashcard sets with a 'black hole' term meaning 'an object with more than three solar masses squeezed into a ball only 10 km across whose gravity is so strong that not even light can escape' | |||
|---|---|---|---|
| # | Title | Terms | Date |
| 1 | The Universe Beyond, Ch. 21, Section 2by sciencehelper | 8 terms | September 6, 2009 |
| 2 | Science - Chp. 10 (Units 1,2,3)by karenrobbins | 19 terms | March 5, 2009 |
| 3 | The Universe Beyond, Ch. 21by sciencehelper | 24 terms | September 6, 2009 |
| 4 | Book J - Chapter 4: The Universe Beyondby scientifical | 24 terms | July 24, 2009 |