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     12 -The liter unit is used to measure the ……………………..of
        13 liquids.
        14 – Cubic meter is the measuring unit of ………………………
        15 – 1 liter = ………………… milliliter
        16 – 3 liters = ……………………. Cm                3
        17 –the volume of a book can be calculated by multiplying
        ………x…………x……………
        Choose the correct answer:
        1- Milk has
        1 …………………..
        A; mass only                      b. volume only                       c. length
           d.              a    and       b
          2- …………………… are the measuring tools of length.
        A: graduated cylinder.            B. sensitive balance
        C: graduated ruler or tape.      D:two pan balance
        3 – five meters equal ……………. Centimeters.
        A: 200                       b. 500                                           c. 20    d. 5
        4 - …………….. is used to measure very small masses in lab.
        A: ruler                     b. sensitive balance                             c. tow pan
        balance                      d. glass
          5- Gram and kilogram are units that measure the ………………….Of any
          object.
        A: length                    b. mass                                          c. volume
          d. height.
          6- the jeweler uses ………………… to estimate the mass of jewellery.
        A: conical flask             b. graduated ruler
        C.sensitive balance  d. two pan balance .
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