･ There are currently 14 known Black holes. ･ The closest black hole to earth is cynus x-1 located about 8000 light years away.
http://wiki.answers.com/Q/What_are_some_interesting_fac...
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The BLACK ; HOLES FAQ on ; Flash! ... The black holes merge around their common center of mass. The event horizon grows. ... ; Sectors; Site Map; Interesting Facts; Question and Answer;
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www.odec.ca/projects/2003/chowa3a/public_html/interesti...
www.odec.ca/projects/2003/chowa3a/public_html/interesting.htm
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#Over billions of years, black holes become white holes and they spit out all of the things they sucked in. #Colour blind people are used to detect camouflaged units in previous war-fare. #The cockroach has a high resistance to radiation and is the creature most likely to survive a nuclear war.
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www.angelfire.com/jazz/joefromjoesfishshack/facts.html
www.angelfire.com/jazz/joefromjoesfishshack/facts.html
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Is there any evidence that black holes exist? ... Surprisingly, you don't necessarily see anything particularly interesting. Images of faraway objects may be distorted in strange ways, since the black hole's gravity bends light, but that's about it. In particular, nothing special happens at the moment when you cross...
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cosmology.berkeley.edu/Education/BHfaq.html
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Black hole - Wikipedia, the free encyclopedia
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In general relativity, a black hole is a region of space in which the gravitational field is so powerful that nothing, not even light, can escape. The black hole has a one-way surface, called an eve...
en.wikipedia.org/wiki/Black_hole
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No Escape: The Truth About Black Holes ... However, it would be an interesting experiment to see how many teachers would have to get up and walk across their rooms to cause a measurable change in the Earth's gravitational field.
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amazing-space.stsci.edu/resources/explorations/blackhol...
amazing-space.stsci.edu/resources/explorations/blackholes/teacher/sciencebackground.html
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Black holes, the most remarkable consequences of Einstein's theory, are not just theoretical constructs. There are huge numbers of them in our Galaxy and in every other galaxy, each being the remnant of a star and weighing several times as much as the Sun. There are much larger ones, too, in the centres of galaxies.
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www.firstscience.com/site/articles/blackholes.asp
www.firstscience.com/site/articles/blackholes.asp
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Even though black holes all have characteristics in common, they come in three different sizes. ... You can ask your students to contribute to the assessment rubric by determining a minimum number of facts to be presented in a report and setting up criteria for an interesting and lively presentation.
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school.discovery.com/lessonplans/programs/blackholes/in...
school.discovery.com/lessonplans/programs/blackholes/index.html
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Amazing Facts About Black Holes ... Black Holes Glossary of Terms ... Surprisingly, black holes may not be totally black.
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www.dmns.org/main/en/Professionals/Press/CurrentPressRe...
www.dmns.org/main/en/Professionals/Press/CurrentPressReleases/Press+Releases/Planetarium/blackHolesFactsAndGlossary.htm
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