Problem 14
$$ \begin{aligned} &\text { Use the table below to answer questions 12-14. }\\\ &\begin{array}{|c|c|} \hline \text { Eruption } & \begin{array}{c} \text { Volume Percent } \\ \text { Water Vapor } \end{array} \\ \hline 1 & 58.7 \\ \hline 2 & 60.1 \\ \hline 3 & 61.4 \\ \hline 4 & 59.3 \\ \hline 5 & 59.6 \\ \hline \end{array} \end{aligned} $$ The water vapor content of Kilauea is above average when compared to other volcanoes. How might these data help to explain why lava fountains often occur on Kilauea?
Problem 14
Explain how glaciers and volcanoes can exist on Iceland.
Problem 15
What is the difference between magma and lava?
Problem 15
Describe what kind of eruption is produced when basaltic lava that is low in silica flows from a volcano.
Problem 16
Explain how igneous rock forms from lava.
Problem 16
Explain how volcanoes are related to earthquakes.
Problem 17
Explain how volcanic necks, such as Ship Rock, form. Support your answer with a labeled diagram.
Problem 17
Misti is a volcano in Peru. Peru is on the western edge of South America. How might this volcano have formed?
Problem 18
Describe the layers of a composite volcano. Which layers represent violent eruptions?
Problem 19
Classify the volcano Fuji, which has steep sides and is made of layers of silica-rich lava and ash.
