Recent questions tagged basaltic

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________ denotes a basaltic lava flow covered with angular, congealed lava rubble.

asked Jun 23, 2022 in World by voice (257k points)

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Which basaltic lava flow has a relatively smooth surface?

asked Jun 23, 2022 in World by voice (257k points)

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Repeated eruptions of relatively fluid lava from fissures can eventually cause an area to be covered by flood basalts.

asked Jun 23, 2022 in World by voice (257k points)

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Basaltic lavas are generally hotter and more viscous than andesite lavas.

asked Jun 23, 2022 in World by voice (257k points)

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Most basaltic magmas are believed to form by partial melting of granite in the lower crust and upper mantle.

asked Jun 23, 2022 in World by voice (257k points)

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Which of the following best describes the bedrock in the Sierra Nevada Mountains in California?

asked Jun 23, 2022 in World by voice (257k points)

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Which one of the following shows the correct order (left to right) of decreasing magma viscosity?

asked Jun 22, 2022 in World by voice (257k points)

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A ________ volcano is a very large, gently sloping mound composed mainly of basaltic lava flows.

asked Jun 22, 2022 in World by voice (257k points)

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The average composition of rocks comprising a large composite cone or stratovolcano is similar to a (an) ________ magma.

asked Jun 22, 2022 in World by voice (257k points)

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Mount St. Helens is ________.

asked Jun 22, 2022 in World by voice (257k points)

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Kilauea and Mauna Loa are ________.

asked Jun 22, 2022 in World by voice (257k points)

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Which kind of volcanism is typical of mid-oceanic ridge systems?

asked Jun 22, 2022 in World by voice (257k points)

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Which kind of eruptive activity is most likely to be highly explosive?

asked Jun 22, 2022 in World by voice (257k points)

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The Columbia Plateau in Washington and Oregon is ________.

asked Jun 22, 2022 in World by voice (257k points)

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Which one of the following statements concerning cinder cones is false?

asked Jun 22, 2022 in World by voice (257k points)

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________ destroyed the city of St. Pierre, Martinique in 1902.

asked Jun 22, 2022 in World by voice (257k points)

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Which type of basaltic lava flow has its surface covered with sharp-edged, angular blocks and rubble?

asked Jun 21, 2022 in World by voice (257k points)

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________ small basaltic cones built during one, short, eruptive episode.

asked Jun 21, 2022 in World by voice (257k points)

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________ are usually the most abundant gases emitted during basaltic volcanism.

asked Jun 21, 2022 in World by voice (257k points)

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Pockets of magmas can be formed by the melting of deep continental crust heated by the intrusion of other magmas.

asked Jun 21, 2022 in World by voice (257k points)

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________ magma is the most abundant type of erupted at oceanic spreading centers.

asked Jun 21, 2022 in World by voice (257k points)

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Which of the following best describes Shiprock, a famous volcanic feature in New Mexico?

asked Apr 19, 2022 in World by voice (257k points)

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