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Author Question: Reptiles evolved from amphibians about A) 475 million years ago B) 542 million years ago C) 360 ... (Read 112 times)

tuffie

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Reptiles evolved from amphibians about
 
  A) 475 million years ago
  B) 542 million years ago
  C) 360 million years ago
  D) 245 million years ago

Question 2

Which component of Earth's geology has helped to shield the Earth's atmosphere from energetic particles of solar wind from the Sun which would have gradually stripped it away into space?
 
  A) volcanism
  B) seismic activity
  C) plate tectonics
  D) global magnetism



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efwsefaw

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Answer to Question 1

D

Answer to Question 2

D




tuffie

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Reply 2 on: Jul 27, 2018
:D TYSM


daiying98

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Reply 3 on: Yesterday
Wow, this really help

 

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