I thought the following site addressing Proof and Science (http://www.carlton.paschools.pa.sk.ca/chemical/Proof/default.htm) was worth posting.

I'd be interested in seeing others that folks think do a good job defining such terms as Hypothesis, Theory, Fact, Proof, Evidence & Truth.

Try this one

http://www.grange.cl/resources/filosofia/archivos/doc/tok4/myths%20about%20science.htm