D Question 6 0.33 pts What observation did Hutton make to show that granite was

Question

D Question 6 0.33 pts What observation did Hutton make to show that granite was an igneous rock, rather than a rock that precipitated out of water? Erosion of soil O Presence of cup corals in the Old Red Sandstone Pieces of schist embedded in granite C The Jedburgh unconformity His discovery of carbon dioxide D Question 7 0.34 pts How is the Permian extinction seen in the fossil record? O There is a thick layer of coal created by all the vegetation in the Permian. New species suddenly appear in the fossil record in the Permian. A thin layer of iridium is at the Permian boundary. -' At least 50% of all fish and invertebrate species disappear from fossil record after the Permian. There is an unconformity at the Permian boundary.

Explanation / Answer

Question 6

C

When Hutton noticed that the granite penetrating metamorphic schists which make him motivated to further ponder about the granite origin but if you talk about the existence of angular unconformities that is jedburgh unconformity this had been found by Nicolas Steno not by Hutton

Question 7

D

yes when fishes and inevertenrate species started disappearing at a larger scale that is more than 55 percent then the Permian Extinction seen in the fossil record.

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