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Learning Task 1: Study the activity. Follow the procedure before answering the questions Find the Epicenter (Adapted and modified from the Learner's Material) Materials: Hypothetical records of earthquake waves Philippine map Drawing compass and ruler Marking pens (3 different colors) Procedure: Study the data showing the difference in the arrival time of P-wave and S-wave on three seismic recording stations. Time difference in Distance of epicen- the arrival time of P. tre from the station Recording station wave and S-wave Occidental Mindoro Samar 32 Zambonga del Norte 36 1. Compute the distance of the epicenter from each of the stations using this formula.