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Volcanic Eruptions
These underwater volcano systems can be even longer than the fold mountain ranges on/in
water
space
land
moon
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Comment
Volcanic Eruptions
When a volcano ejects acid lava, the eruption is usually
light and less violent
soft and less violent
loud but less violent
loud and more violent
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rikazzz
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Volcanic Eruptions
Volcanoes that have erupted in historic times and are still likely to erupt, are known as:
Active volcanoes
Dormant volcanoes
Extinct volcanoes
Instinct volcanoes
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Volcanic Eruptions
Acid lava flows slowly as it is highly
dense
viscous
sensitive
resistive
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Volcanic Eruptions
Volcanism that takes place when columns of molten magma in the mantle rises from the hot spot to the Earth’s surface, melting the crustal plate directly above it, is known as:
Underwater volcanism
Volcanism at Destructive plate boundary
Volcanism at hotspot
Earthquake Volcanism
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rikazzz
Comment
Volcanic Eruptions
Lava that contains high amounts of iron and magnesium, but low amount of silica is known as:
Acid Lava
Basic Lava
Composite Lava
Component Lava
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Volcanic Eruptions
Compared to acid lava, the basic lava travels
more after it solidifies
less after it solidifies
more before it solidifies
less before it solidifies
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rikazzz
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Volcanic Eruptions
Some of the tops of underwater volcanoes have emerged out of the sea to form
ice lands
islands
small cliffs
overwater stations
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Volcanic Eruptions
Repeated eruptions of lava through the cracks over time build up layers upon layers of volcanic materials to form a
hill
ridge
mountain
volcano
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Volcanic Eruptions
The sides of the acid lava volcanic cones are:
narrow
wide
steep
shallow
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