Yes it is.Thank You for asking
You can ask or answer questions at yahoo answers at any age,but Yahoo Answers says that you need to be 13 to create a yahoo answers account,same for Facebook,Wiki Answers and many other sites.
Wiki Answers Yahoo Answers: http://www.answers.yahoo.com Kuneco: http://www.kuneco.com ExpertBee Lycos IQ General Opinions Quora
Wiki Answers does not answer questions. It only provides a place for people to answer questions asked by other people.
So people can help each other and find answers to questions.
Answers.com is the main hub for the Wiki Q&A part of Answers Corporation. Answers does own other sites/applications such as Reseller Ratings, Foresee, and Webcollege.
Questions can be submitted by those who are logged in or by those that are anonymous. So yes, questions can be answered on answers wiki site.
You need to be 13 according to Yahoo Answers to create an account,same for Wiki Answers, Facebook and many other sites.
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Wiki answers most of your questions but not all of them!!
Any question posted on Wiki Answers can be answered by anyone, but only members can edit the answers.
Anyone (including you) can answer (or edit) questions. This is a "wiki" site that is open to everyone. There are also experts and supervisors in each category who provide as many detailed answers as they can and also supervise the other answers for quality.
Anyone (except blocked users) can come and ask questions and provide answers. The site is a wiki, which basically means that we are all answering each other's questions as a community.