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Author Question: The inner planets of the solar system (Mercury, Venus, Earth, and Mars) are composed mostly of ... (Read 77 times)

bucstennis@aim.com

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on: Aug 22, 2018
The inner planets of the solar system (Mercury, Venus, Earth, and Mars) are composed mostly of ________ while the outer planets (Jupiter, Saturn, Uranus, and Neptune) are composed mostly of ________.
 a. metallic materials; rocky materials
 b. metallic and rock materials; methane and ammonia ice and gas
 c. rocky materials; metallic materials
 d. methane and ammonia ice and gas; metallic and rock materials

Question 2

The world ocean covers about 97 of the Earth's surface.
  Indicate whether the statement is true or false


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jrpg123456

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Reply #1 on: Aug 22, 2018
Answer to Question 1

b

Answer to Question 2

false


bucstennis@aim.com

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Reply 2 on: Aug 22, 2018
Excellent

ttt030911

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Reply 3 on: Yesterday
Gracias!

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