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10 questions
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  • Q1
    In a volcano, magma collects in a packet called ______________.
    magma pipe
    hot spot
    magma flow
    magma chamber
    30s
  • Q2
    Lava that forms creases and loops when it hardens is called ___________.
    lahar
    silica
    a'a
    pahoehoe
    30s
  • Q3
    A ____________ is a hole at the top of vent.
    crater
    vent
    chamber
    caldera
    30s
  • Q4
    Subduction is the process by which an ocean floor sinks beneath an ocean trench and into the mantle.
    True
    False
    30s
  • Q5
    Volcanoes do not provide natural resources such as rocks, gases, and steam.
    False
    True
    30s
  • Q6
    During a volcanic eruption, you should stay outdoors.
    True
    False
    30s
  • Q7
    A volcano will erupt quietly if its magma is low in _____________.
    silica
    rocks
    gas
    water
    30s
  • Q8
    The Philippines is an example of an island arc.
    True
    False
    30s
  • Q9
    Hot molten rock inside the Earth is called lava.
    False
    True
    30s
  • Q10
    Hawaii was formed from a hot spot.
    True
    False
    30s

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