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why is an iron ore a starting point material for making iron?

hii, it's either:

1) iron is magnnetic

2)iron ore containts a reasonable amount of iron oxide

3)a lot of energy is needed to convert iron ore into iron

4)mining iron ore does not cause any environmental problems

please help...

3 Answers

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  • 1 decade ago
    Favorite Answer

    its no.2

  • 1 decade ago

    2

  • 4 years ago

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