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Author Question: When did the extinction of the dinosaurs occur? A) about 3.5 billion years ago B) about 2 ... (Read 77 times)

JGIBBSON

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on: Jul 27, 2018
When did the extinction of the dinosaurs occur?
 
  A) about 3.5 billion years ago
  B) about 2 billion years ago
  C) 540 million years ago
  D) 65 million years ago
  E) less than 1 million years ago

Question 2

How does a lenticular galaxy differ from a normal spiral galaxy?
 
  A) It has no bulge.
  B) It has an elongated bulge resembling a bar more than a sphere.
  C) It is flatter in shape.
  D) It has no gas or dust.
  E) It has no spiral arms.


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dmurph1496

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Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

E


JGIBBSON

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Reply #2 on: Jul 27, 2018
Thanks


dmurph1496

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Reply #3 on: Jul 27, 2018
Welcome :)


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