35.1 - Definition of Peak Ground Acceleration (PGA)
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Practice Questions
Test your understanding with targeted questions
What does PGA stand for?
💡 Hint: Think about it in the context of earthquakes!
In which units is PGA typically measured?
💡 Hint: What is acceleration due to gravity?
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the formula for calculating Peak Ground Acceleration?
💡 Hint: Look at the definition we discussed in class.
Is PGA measured in units of g?
💡 Hint: Recall how we measure acceleration in physics.
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Challenge Problems
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During an earthquake, a recorded ground acceleration peaked at 12 m/s². Calculate the PGA in g.
💡 Hint: Remember the conversion of m/s² to g.
Discuss how the choice of location affects PGA measurements for two different sites: one in an urban area with soft soil and one on a rocky hillside. What might the differences in PGA be?
💡 Hint: Think about how materials impact earthquake forces.
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