Oceanogrphy Chap 12
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Methods that Scientists use to study sediment. | Clamshell sampler, piston corer, drilling ships
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| The study of layers under the ocean that scientists use | Stratigraphy
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| Sediments that originate from organisms are called what? | Biogenous
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| Sand and clay sediments which are the most abundant? | Lithogenous
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| Sediment particles have a size classification based on what? | It's diameter
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| What is the most easily eroded sediment? | Sand
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| Continental shelf sedimentation is controlled mostly by what factors? | Tides, waves, and currents
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| Course continental-shelf deposits from a lower sea level? | relict sediments
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| Continental shelf sedimentation occurs_____ than deep-ocean sedimentation. | Faster
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| Deep-ocean sediment has more of this than continental-shelf sediment. | Biogenous sediment
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| What deposits are mostly found below the carbonate compensation depth because calcareous material dissolves quickly. | Siliceous
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| The reason that deep-ocean sediment has the same composition as the surface water above it. | Fecal pellets (Copepod waste)
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| Deep-ocean nodules are believed to form by what process? | A Biological process around a nucleus
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| Currently, what are the most important economic resources found in ocean sediments? | Oil and natural gas
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