G i

Figure 2.3 Elastic rebound mechanism of earthquake generation.

100 km as the P-pP time separation becomes very small. The focal depths of local earthquakes can be determined if a network of seismographs exists in the vicinity of the epicenter. In this case the focal depth is determined by triangulation in the vertical plane, using the P-S time difference to calculate the distance to the focus.

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How To Have A Perfect Boating Experience

How To Have A Perfect Boating Experience

Lets start by identifying what exactly certain boats are. Sometimes the terminology can get lost on beginners, so well look at some of the most common boats and what theyre called. These boats are exactly what the name implies. They are meant to be used for fishing. Most fishing boats are powered by outboard motors, and many also have a trolling motor mounted on the bow. Bass boats can be made of aluminium or fibreglass.

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