This content has been downloaded from IOPscience. Please scroll down to see the full text. Download details: This content was downloaded by: deambrosis IP Address: 2.235.237.204 This content was downloaded on 08/09/2014 at 19:09 Please note that terms and conditions apply. Pre-service teachers’ approaches to a historical problem in mechanics View the table of contents for this issue, or go to the journal homepage for more 2014 Phys. Educ. 49 500 (http://iopscience.iop.org/0031-9120/49/5/500) Home Search Collections Journals About Contact us My IOPscience