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Comenius                                                                                                   Dipl.-Math. T. Günther




                                                                                                                   g
Steel is a major component in buildings, tools, ships or automobiles. The density of steel is approximately   7.8 cm3 .




  1. Exercise:
     Estimate the mass of the (hollow) cylinder which is moved by the crane.



  2. Exercise:
     Estimate the total mass of the steel cylinders in the picture.



  3. Exercise:
     How many cars can be builed under the assumption that the production of each car needs      500 kg   steel?

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200 mass of_cylinder-mcg

  • 1. Comenius Dipl.-Math. T. Günther g Steel is a major component in buildings, tools, ships or automobiles. The density of steel is approximately 7.8 cm3 . 1. Exercise: Estimate the mass of the (hollow) cylinder which is moved by the crane. 2. Exercise: Estimate the total mass of the steel cylinders in the picture. 3. Exercise: How many cars can be builed under the assumption that the production of each car needs 500 kg steel?