READING
AND RECORDING DATA FROM LABORATORY INSTRUMENTS
Using a ruler:
Ruler a has measurements
marked in .1 meter increments.
Therefore when it is read .1 meters is certain and the hundredths should
be estimated. The measurement
should be read and recorded as .15 meters.
The last number is estimated so some people might read and record this
measurement as .14 meters.
(Notice that both measurements include units)
Using a graduated
cylindar:
Always read the bottom of
the meniscus.