Is the image relevant to your topic?
Is
the image directed toward a general audience?
Is the image directed toward a
specialized audience?
Is the image timely?
Is
the image current enough for your project?
Is the information reliable?
Is
the author/producer of the information given?
Are
the credentials of the author/producer of the information given?
Did the information come from an
"authoritative source?
Is the image complete?
Does
the image extensively cover your topic?