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                 Look at the following picture and then read the description
                 that follows.
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                                 Figure 4  Measuring volume using a beaker

                 The picture in Figure 4 shows a boy measuring the volume of

                 water using a beaker. Besides him is a girl holding a beaker
                 waiting to measure the volume of water in the basin.



                  Activity 4  Measuring volume


                  Materials  a half litre beaker, water and a basin

                  Procedure

                  (i)  Measure water using the beaker and pour it into the basin.

                  (ii)  Let another pupil measure the volume of water that
                        you have measured using the beaker.

                  Observation

                  Is there any difference? Give reasons for your answer.



                 Results of the measurements cannot change even if two
                 different people are involved in taking standard measurements.
                 Standard units which are used to measure volume include
                 quarter a litre, half a litre and a litre. These units are used to


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                                     PROPERTY OF UNITED REPUBLIC OF TANZANIA GOVERNMENT
                                           Ministry of Education, Science and Technology
       Science  and Technology 3.indd   61                                                    03/08/2019   11:02
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