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Question: 39 in stratigraphy with a succession of channel sand a...

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39. In stratigraphy with a succession of channel sand (a) the sand bodies having formed from a variety of different provenances (b) the sand bodies occurring discretely within mud, but of roughly equal size (c) the sand bodies being in contact (without mud separating them) (d) the sand bodies ha (e) the occurrence of several single-story channel sands s what does the term multi-story describe? ving been described in several different ways by researchers 40. Sequence stratigraphy is an approach to understanding successions of deposits by relating their deposition to changes in (a) sedimentation rates (b) erosion rates (c) sea level (d) precipitation (e) channelization 41. The Earths oceanic crust has been created and destroyed at least of the planet. (a) two times (b) five times times over the age twenty-five times (d) one hundred times (e) one thousand times 42. What is a flow unit? (a) a component of a fluvial system transporting sediment (b) a component of an aeolian system transporting sediment (c) a component of a hyperpycnal flow (d) the basic component of a reservoir model specifying flow properties in a body of rock (e) a component of a fluvial system depositing sediment 43. Which of the following is not a geochemical characterization of resource shales? (a) vitrinite reflectance (b) total organic carbon (c) reactivity with HCI (d) hydrogen index (e) stable isotopes 44. The biggest contributing factor for relatively short term eustatic sea level changes is thought to be ....? (a) Milankovitch cycles (b) cyclothems (c) continental collisions (d) changing lunar distance (e) asteroid impacts 2
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