Smarty Pants Quiz
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What are rock fragments and particles ejected by a volcanic eruption called?
Plugs
Lava
Tephra
Fizz
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As the steam and gas jet out of a volcano they carry clouds of ash and larger fragments of the broken plug of magma, called volcanic bombs. This ejected material is called tephra.
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09
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What are rock fragments and particles ejected by a volcanic eruption called?
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