15, Which of the following is likely to influence the level of seismic hazard at

Question

15, Which of the following is likely to influence the level of seismic hazard at a site that is 1300 meters above sea level (circle best answer); (a) proximity of granite; (b) greenhouse gases; (e)Earth's orbital variations (d)the slip rate of nearby (within 50 km of site) active faults,(e) soil pollution;(f) hot, humid weather, (g) subduction zone megaquakes 1000 kilometers away; (h) unusual animal behavior

16 The youngest rocks in the Sierra Nevada batholith have been determined by U-Pb dating to be 85 million years old. This sort of age relationship is an example of (circle best answer): (a) relative time; (b) the Triassic period (c) the Permian period(d) absolute time(e) paleontology

17. Which of the following rock types would be most likely to have a fossil (circle best answer) (a) eclogite (b)limestone; (c)andesites (d) gabbro (e) garnet-biotite schist. (e) serpentinite.

18 Geologic resources are non renewable and a serious problem for human sustainability (circle best answer) (a) they are created more quickly than they can be consumed, (b) many are poisonous(c) humans consume them faster than they are created by geologic process; (d) they are too difficult to extract.

Explanation / Answer

15) (d) the slip rate of nearby (within 50 km of site) active faults

Nearby active faults slipping constantly is a threat to the site that is 1300 meters above sea level and may cause earthquake.

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