Answer: His beautiful music allows him to travel to the Underworld unharmed.
Explanation:
Orpheus is a Greek mythological hero, celebrated as a great musician, who is mourning the demise of Eurydice, his wife. He goes to the Underworld, the land of the dead, to try to save her. It was his singing and music playing what captivated the ferryman Charon and the dog Cerberus, keepers of the River Styx, to let him pass unharmed.
<h2><em>Physics</em></h2><h3><em>Physics, the study of the nature of things, began seriously in Greece in the 6th Century BC. With few exceptions (e.g. the work of Aristotle and Pythagoras) the study was an intellectual pursuit unaided by much in the way of controlled experimentation, which is standard practice today.</em></h3>
