1.   Which unit of measure should be used to measure the weight/mass of the object?
   
    A. B.
    C. D.
    Hint

  2.   Which unit of measure should be used to measure the weight/mass of the object?
   
    A. B.
    C. D.
    Hint

  3.   Which unit of measure should be used to measure the weight/mass of the object?
   
    A. B.
    C. D.
    Hint

  4.   Which unit of measure should be used to measure the weight/mass of the object?
   
    A. B.
    C. D.
    Hint

  5.   Which unit of measure should be used to measure the weight/mass of the object?
   
    A. B.
    C. D.
    Hint