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II Length (2) II II II II II II II • 4b:2q •
OJ Practise using these special measuring tools.
D Choose objects to measure.
D Choose whether you record in millimetres (mm)
or centimetres (cm).
D Work with a friend, if you can.
bow callipers depth guage
What was measured Measurement What was measured Measurement
(cm or mm) (cm or mm)
~
diameter guage graduated callipers
Measurement Measurement
What was measured What was measured
(cm or mm) (cm or mm)
& feeler guages micrometer
What was measured Measurement What was measured Measurement
(cm or mm) (cm or mm)
Estimating, measuring and recording.
Nome
Materials: metre rule, bow and graduated callipers, depth,
Date diameter and feeler guages, micrometer
© 1994 HarperCollins Publishers STEPS 4b