Yes, some people answer their own questions on the site. As long as a question is answered properly, any answer is valid no matter whether it was your question or not.
because the inventor of answers.com thought of that name and it has answers.com because you can answer questions....
You can not do that from Kindle.
answers.com, no question
No, Answers does not post the questions on Facebook.
Yes. In fact you just did.
People answer the questions on Answers.com to help others.
yahoo.
Some do get posted on Answers.com.
Because some of your questions may not have an answer or we don't know it yet
Yes
Lots of people.