From: http://physics.stackexchange.com/questions/54738/rubber-band-stretched-produces-heat-and-when-released-absorbs-heat-why http://physics.stackexchange.com/q

From: http://physics.stackexchange.com/questions/54738/rubber-band-stretched-produces-heat-and-when-released-absorbs-heat-why http://physics.stackexchange.com/questions/54738/rubber-band...