A____________ Is an Open Cavity in a Volcanic Rock That

question 63

Multiple Choice

A____________ is an open cavity in a volcanic rock that was filled by a gas bubble when the lava was still mainly liquid.

• A) xenocryst
• B) porphyrocryst
• C) vesicle
• D) phenocryst

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Competitors

refer to businesses or individuals engaged in the same industry or market vying for the same customer or market share.

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