13. For metamorphic rocks which can contribute to metamorphism (circle best answ

Question

13. For metamorphic rocks which can contribute to metamorphism (circle best answer)? (a) glaciation (b) intense soil development (c)an increase in temperature at depth (say in the range 10-50 km beneath the surface) (d) magnetic reversals (e) high tide; (f) orbital variations, (g) hot tropical Environments; (h) high altitude

14. Long Beach is more threatened by earthquakes than Fresno because (circle best answer): (a) a major earthquake occurred
more recently near Fresno: (b)As a coastal city. Long Beach stands a greater risk of falling into the ocean as a result of an earthquakes (c) It is less windy in Long Beach than Fresno, (d)The tides exert a stronger pull on Long Beach than Fresno (e)active faults puss much closer to Long Reach than Fresno: (f_ it rains more in Long Beach than Fresno.

Explanation / Answer

13) (c)an increase in temperature at depth (say in the range 10-50 km beneath the surface)

Metamorphism depends on changes in temperature and pressure. Increased temperatures due to an increase in depth contribute to metamorphism.

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