Sign In | Sign Up | Help | Invite    
Advanced Search Ask A Question Community Recent Changes
My:             Contributions   
Contributors
{for ul in pageInfo.page}
${ul.nickName}
{var al = toBreakWord(ul.adUrl,18)} {if ul.adSentence !=''}${ul.adSentence}
{/if} {if ul.adUrl !=''}${al}
{/if}
 
{/for}
Earn Free Advertising   +   Earn Money By Writing What You Know at WISTEME.COM
Question Discussion History

Edit
    Question ID:   15080         Current Version: 1
Question: What is a white hole?
Category: Science > Astronomy & Space
Keywords: white hole
Type: what
Rating:(0 ratings)    Views: 264    Discussions: 0   In Watch Lists: 1  

 
    Answer:

A white hole in general relativity, is a region of spacetime which cannot be entered from the outside, but from which matter and light may escape. In this sense it is the reverse of a black hole, which can be entered from the outside, but from which nothing including light may escape.

Source: NASA

Read more questions from WISTEME through
     Add to MSN Add to My AOL
 Rate this Question
   Add to Groups   Add to Watch Lists   Share Question
                          
 
    More Readings :
[QID:1790]    Do white holes exist?  
[QID:15056]    What are the parts of a black hole?  
[QID:15019]    How do black holes emit X-rays?  
[QID:14066]    What is the largest known star and how big is it?  
[QID:13445]    What happens when galaxies collide?  
[QID:10092]    What are the seasons of the sun?  
[QID:9440]    What is Dark Energy?  
[QID:6884]    Who was the first woman to travel in space?  
[QID:4887]    What are shooting stars and why do shooting stars fall?  
[QID:4876]    Why do planets not twinkle?  
     Question ID:  ${question.id}         Current Version:  ${question.version}

{for qh in questionHistory} {if qh.status == 'r'} {else} {/if} {/for}
Version Contributor Date (ET) Voting
${qh.version} ${qh.nickName} ${qh.date} Rejected
${qh.version} ${qh.nickName} ${qh.date} {if qh.status != 'c'} {if qh.status == 'a'} Approved {else} {if qh.rstatus == 'c'} On-going {else} Pending {/if} {/if} {else}   {/if}
Start a New Topic
ID Topics Replies Latest Post (ET)
{if dlist!=null} {for d in dlist} {/for}
${parseInt(d_index)+1} ${d.sentence} ${d.replyNum} ${d.lastestDate}
{else}
No discussion topic.
{/if}
Label Name:
 
Group Name:
 
 
{else}
     You have no group.
{/if}
Advertisements
{if advertisements.length > 0} {else} {/if}
{for ad in advertisements}
${ad.adTitle}
${ad.adSentence}
${ad.adUrl}
{/for}

Home | About Us | Terms of Use | Privacy Policy | Browse Questions | RSS Feed

Copyright ©2010 WISTEME LLC. All Rights Reserved.