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Quasars and black holes [ebook]
Quasars and black holes [ebook]
"An introduction to quasars and black holes with information about their formation and characteristics. Includes diagrams, fun facts, a glossary, a resource list, and an index"--Provided by publisher.
Chicago, IL : World Book, c2013.
1 online resource (64 p.) : col. ill.
Series title:
Explore the universe
Includes bibliographical references (p. 62) and index.
Introduction -- What are black holes? -- Focus on: how a black hole forms -- How do we know black holes exist? -- Focus on: telescopic evidence of black holes -- What is a singularity? -- What is an event horizon? -- What happens outside the event horizon? -- What happens to matter once it enters a black hole? -- How big are black holes? -- Focus on: powerhouse galaxies -- What is a supermassive black hole? -- Are there different types of black holes? -- Do black holes ever exist in pairs? -- Could the sun ever become a black hole? -- Focus on: redshift -- What are quasars? -- How are quasars and black holes related? -- How far away are quasars? -- How big are quasars? -- How are quasars born? -- When and how were quasars first discovered? -- Why do scientists study quasars? -- Why is Stephen Hawking important to the study of black holes? -- How long does a black hole exist? -- What would happen to a person pulled into a black hole? -- Why do scientists continue to study black holes? -- What is a micro black hole?
9780716695899 (electronic bk)0716695898 (electronic bk)
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Electronic access:
LocationCollectionCall numberStatus/Desc
WebJNF Junior Non FictionJIn-process (Set: 21 Nov 2013)