Before heating water in a beaker on a tripod, you should check that:

  1. the beaker is sealed
  2. the tripod and gauze are stable and the beaker is not cracked
  3. the burner is at full flame
  4. the water is frozen
Answer

B) the tripod and gauze are stable and the beaker is not cracked

Stability and safety. SLO P-11-N-01 · Application

Physics MCQ · More Experimental Skills and Data Analysis MCQs · Practise