When timing a ball rolling down a ramp, it is sensible to:

  1. time it once
  2. guess the time
  3. time it once and double it
  4. repeat each timing several times and average
Answer

D) repeat each timing several times and average

Reaction time varies. SLO P-11-N-09 · Application

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