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4 September, 14:29

Which of the following is an extrusive igneous rock that contains so many air pockets that it often floats in water

a.) obsidian

b.) granite

c.) gabbro

d.) pumice

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Answers (1)
  1. 4 September, 14:46
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    D. Pumice

    Pumice is an extrusive igneous rock that can float in water.
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