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1.Which theory BEST describes how an asteroid striking Earth may have caused the extinction of dinosaurs?

 

2.Which of the following shows evidence of a year with low rainfall?

 

The diagram below shows a cross section of rock layers. All of the layers are sedimentary EXCEPT for layer D which is igneous. Use the diagram to answer the next 3 questions.

https://lh5.googleusercontent.com/KN1SyDwKc0OTmFKgT-TkMbt5ouxjrzGhDgCpQVNPyf6oMVps83mOdKL6xnQwrewGd2l0dXkNZT_RMFOOQYnFrNJKTGK2hJub-V3g1BHyDO4lRssLRF-B4maUCCQw=w502

 

3a.What is the approximate age of the oldest ammonite fossil shown in the diagram?

b.When did trilobites lives on the earth?

c.What is the best estimate of the age of rock D?

 

4. Where is the newest ocean floor in the Atlantic loctated?

 May 22, 2020
 #1
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Don't give us your science homework to do, we aren't here to do science nor homework.

 
 May 22, 2020

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