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35. Which of the following Principle does state “if a geological feature (rock layers) cutting existing rocks, then the cutting rock is younger than the one is being cut”?                                         

35. Pyroclasts are also known as ——————– (choose two best options!!)  

46. Impurities (such as Pyrite or Clay mineral) in the coal create ______________  

29. Which of the following does NOT explain whether or not volcanoes erupt violently?  

36. Which “age” does put the events in an order from oldest to youngest in establishing the sequence of events?  

50. Cross-beds form by the movement of sediment dunes and ripples by wind or water.

29. Which of the following below is NOT a type of metamorphism?  

30. Subduction zones magmas produce most violent eruptions because ____________  

41.Dissolution, Hydrolysis and ________________are chemical weatherings  

8. When magma has less water (gases) and less silica (basaltic), it will create Pyroclasts.