claim: 2.6 million years is how far Cordilleran Ice Sheet dates back to.
evidence: McKinnon Secondary College is a public secondary school located in the Melbourne suburb of McKinnon .. McKinnon. McKinnon, Victoria. public secondary school. Public school ( government funded ). Melbourne. Melbourne, Victoria. The school was ranked 62nd in Victoria in terms of VCE median study score in 2012 .. Victoria. Victoria, Australia. McKinnon is known for its large music faculty .. McKinnon. McKinnon, Victoria. The school 's six core values are Respect , Integrity , Resilience , Community , Creativity , and Success .