Paper 1 (source code)

= Paper 1
{scope}
{title2=Physics A (1)}

Original paper: https://www.whatdotheyknow.com/request/physics_past_papers_23/response/3514893/attach/4/FOI%202026%20628%20Smith%20materials.pdf?cookie_passthrough=1[Physics A (1), 28 May 2011; physical PDF pages 14–20].