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Author Question: Pluto's density is 1.8 g/cm3 . Iron is about 5 g/cm3 . Rock is about 3 g/cm3 . Ice or water is 1.0 ... (Read 44 times)

Collmarie

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on: Jul 27, 2018
Pluto's density is 1.8 g/cm3 . Iron is about 5 g/cm3 . Rock is about 3 g/cm3 . Ice or water is 1.0 g/cm3 . This implies that
 
  a. Pluto has a large iron-nickel core.
  b. Pluto is about 35 water ice and 65 rocky material.
  c. Pluto is all rock.
  d. Pluto is all water or water ice.

Question 2

Saturn's F ring and the rings of Uranus are similar in that
 
  a. they are made of dark material.
  b. they are made of icy material.
  c. they are found near large moons.
  d. they show well-defined spokes.
  e. they are very narrow.


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rekilledagain

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

b

Answer to Question 2

e


Collmarie

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Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

juliaf

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Reply 3 on: Yesterday
Excellent

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