QUESTION 1
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1.1 List four appropriate survey methods used for the exploration of
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metalliferous deposits.
1.2 What materials are in the oceanic crust?
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1.3 State the three discontinuity that separated the earth layers.
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1.4 Briefly explain the following mechanical subdivisions of the earth.
1.4.1 Lithosphere
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1.4.2 Asthenosphere
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1.4.2 Mesosphere
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QUESTION 2
[20]
2.1 What are the differences between love wave and _ primary wave.
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2.2 Write down the equation for the travel time of a single horizontal refractor and
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define the various parameters.
2.3 Explain the term Normal Moveout A;¢g
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2.4 A seismic reflection section shows a set of parallel reflectors at two-way times of
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1.00, 2.00, 3.00 and 4.00. The time average velocities for these reflection times have
estimated from stacking velocities at each end of the section to be 2.50, 3.00, 3.50 and
4.00km/s respectively. Find the depth to each reflector.