[{"id":1065526,"question":"<p>A1 kg mass has potential energy of 1 joule relative to the ground when it is at &nbsp;a height of.</p>","choices":[{"text":"<p>0.102 m</p>","value":"A"},{"text":"<p>1 m</p>","value":"B"},{"text":"<p>9.8 m</p>","value":"C"},{"text":"<p>32 m</p>","value":"D"},{"value":"E"}],"correctAnswer":1}]