When we think of volcanoes, eruptions, lava, and smoke- filled air come to mind—all occurring on land. Most people are surprised to learn about the prevalence of underwater volcanoes on our planet. Because the lava and s
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When we think of volcanoes, eruptions, lava, and smoke- filled air come to mind—all occurring on land. Most people are surprised to learn about the prevalence of underwater volcanoes on our planet. Because the lava and smoke spilling out of an active, underwater volcano is contained by the ocean, people generally do not take note of these eruptions. However, the largest underwater volcanoes are capable of creating huge tidal waves, threatening coastal communities. (The main idea of the passage is that...) A. traditional volcanoes and underwater volcanoes are similar B. the lava and smoke from an underwater volcano is contained by the sea C. most tidal waves are caused by underwater volcanoes D. underwater volcanoes receive little attention but can be dangerous - ANS IS Choice (D) is correct. The main idea of the passage is that underwater volcanoes receive little attention but can be dangerous. The author explains that while "people generally do not take note" of underwater eruptions because "the lava and smoke . . . is contained by the ocean," such eruptions are dangerous because they are "capable of creating huge tidal waves, threatening coastal communities." Choice (A) is incorrect because the passage highlights differences, not similarities, between traditional and underwater volcanoes. Choice (B) is incorrect because although the passage notes that the lava and smoke from underwater volcanoes is contained by the ...
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