Geography

9th -

11thgrade

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Volcanoes

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  • 1. Multiple Choice
    30 seconds
    1 pt
    What is molten rock that has formed deep within the Earth?
    Hot Spot
    Magma
    Lava
    Volcano
  • 2. Multiple Choice
    30 seconds
    1 pt
    What is molten rock that has reached the Earth's surface?
    Aa
    Lava
    Magma
    Pahoehoe
  • 3. Multiple Choice
    30 seconds
    1 pt
    What factor(s) determine(s) whether an eruption will be explosive?
    The amount of gases in the magma
    The amount of silica in the magma
    The amount of gas and silica in the magma
    None of these affect the explosiveness of the volcano
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