GIZMO Earthquakes 2-Determination Of Epicenter-All Answers Correct-Graded A+

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Student Exploration: Earthquakes 2 – Determination of Epicenter [NOTE TO TEACHERS AND STUDENTS: This exercise assumes that you have a data table and graph made while using the Earthquakes 1 – Re... cording Center Gizmo™. If you do not have those, or have never used that Gizmo before, do that first.] Vocabulary: body wave, earthquake, epicenter, fault, focus, P wave, S wave, seismic wave, seismogram, seismograph Prior Knowledge Questions (Do these BEFORE using the Gizmo.) Three dogs meet in a park. Each dog is attached by a leash to its owner (triangles). 1. What does each colored circle represent? ________________ __________________________________________________ 2. Where could all the dogs meet in one place? Draw this point on the diagram. 3. Is there another spot where all three dogs could meet? ______ Explain: ___________________________________________ Gizmo Warm-up When you used the Earthquakes 1 – Recording Station Gizmo™, you learned how to find the distance from a recording station to the epicenter. With the Earthquakes 2 – Determination of Epicenter Gizmo, you will use data from three recording stations to find the exact location of the epicenter. Click Play ( ), and then click Pause ( ) when the seismograms are complete. Compare the three seismograms. 1. Which recording station is closest to the epicenter? ______ How do you know? _________________________________________________________ 2. Which recording station is farthest from the epicenter? ______ How do you know? _________________________________________________________ [Show More]

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