Yes...everyone can see it...
As per the Google Answers Terms of Service
Confidentiality; Use of Information. The questions or comments you
submit and the responses you receive do not form the basis for a
professional-client relationship, including but not limited to
attorney-client, physician-patient, or therapist-patient and are not
subject to standards or requirements of confidentiality and/or
privilege associated therewith. Furthermore, Google shall have the
perpetual, irrevocable, non-exclusive right to use, reproduce, modify,
edit, translate, publish, perform, display, post, transmit and
distribute ("Use") your questions, comments, and/or the corresponding
answers without compensation to you, anonymously or in the aggregate,
for internal or external purposes, alone or as part of other works in
any form, media, or technology, whether now known or hereafter
developed and to sublicense such rights. Google will not, however,
publicly disclose your questions or comments in a manner that directly
associates them with you (except where you include personally
identifiable information in a question or comment and such question or
comment is Used by Google as provided).
Hopefully you chose an ID that isn't personally identifiable (such as
mine "canadianhelper" doesn't tell you anything about me necessarily
and is a name I use NO WHERE else other than on this site).