A seismic reflection occurs when a wave impinges on a change in rock type (which usually is accompanied by a change in seismic wave speed). ... When a wave encounters a change in material properties (seismic velocities and or density) its energy is split into reflected and refracted waves.
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Answer:
A seismic reflection occurs when a wave impinges on a change in rock type (which usually is accompanied by a change in seismic wave speed). ... When a wave encounters a change in material properties (seismic velocities and or density) its energy is split into reflected and refracted waves.
Explanation: