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Author Question: Evidence for the existence for Pangaea includes a. biological evidence only. b. continuity of ... (Read 73 times)

Yi-Chen

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on: Jul 28, 2018
Evidence for the existence for Pangaea includes
 a. biological evidence only.
  b. continuity of geologic features only.
  c. glacial evidence only.
  d. all of the above.

Question 2

The chemical properties of chlorine and bromine are similar because both
 a. are nonmetals and they are close together in the periodic table.
  b. have seven valence electrons.
  c. have two electrons in the first shell.
  d. are in the same period.


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missalyssa26

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Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

b


Yi-Chen

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  • Posts: 550
Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

frankwu0507

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Reply 3 on: Yesterday
Excellent

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