Concept explainers
To calculate: To find how many times as great was the Santa Maria eruption rate that the Mount St. Helen eruption rate
Answer to Problem 22PT
Santa Maria eruption rate is twice the Mount St. Helen eruption rate
Explanation of Solution
Given information: Table showing the greatest amounts of lava in cubic meters per second that erupted from six volcanoes:
Volcano | Date | Eruption rate |
Mount St. Helens | 1980 | |
Naguruhoe | 1975 | |
Helka | 1970 | |
Agung | 1963 | |
Bezymianny | 1956 | |
Hekla | 1947 | |
Santa Maria | 1902 |
Calculation:
From the table,
Eruption rate of Santa Maria
Eruption rate of Mount St. Helens
Expression to find how many times as great was the Santa Maria eruption rate that the Mount St. Helen eruption rate is
On solving the above expression:
Conclusion:
Hence, Santa Maria eruption rate is twice the Mount St. Helen eruption rate
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