13. The images below are composite photographs showing forams to scale above and below the K-T boundary. Which image, the one on the right or the left, shows forams from the Cretaceous, below the K-T boundary? Support your answer with evidence from this activity. 0.1 mm 0.1 mm

Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
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13. The images below are composite photographs showing forams to scale above and below the K-T
boundary. Which image, the one on the right or the left, shows forams from the Cretaceous, below the
K-T boundary? Support your answer with evidence from this activity.
0.1 mm
- 0.1 mm
14. Extinctions are a normal part of evolutionary history. The K-T extinction is considered to be one of five
major mass extinction events in Earth's history. From what you have learned, why is this considered to
be a major mass extinction event? Use evidence from the activity to support your answer.
Transcribed Image Text:13. The images below are composite photographs showing forams to scale above and below the K-T boundary. Which image, the one on the right or the left, shows forams from the Cretaceous, below the K-T boundary? Support your answer with evidence from this activity. 0.1 mm - 0.1 mm 14. Extinctions are a normal part of evolutionary history. The K-T extinction is considered to be one of five major mass extinction events in Earth's history. From what you have learned, why is this considered to be a major mass extinction event? Use evidence from the activity to support your answer.
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