Physics 0625 · IGCSE · Physical quantities and measurement techniques
Physical quantities and measurement techniques — practice question
A student carries out an investigation into water dripping from a tap (faucet).
Fig. 1.1 depicts the dripping tap, with a rule placed beside a container that gathers the drops of water.
(a)[1]
Name the quantity measured by the student with the rule.
(b(i))[1]
On the lines under each stopwatch, write the time, in seconds, that the student measured.
(b(ii))[2]
Calculate the mean time between drops of water. Show your working.
(c)[3]
Calculate the number of drops that leave the tap in 15.5 minutes. Use your answer to part b(ii).
Worked solution & mark scheme
This 7-mark question has a full step-by-step worked solution and mark scheme. One marking point: “height (of water/liquid)” …