p4ard9sjglekenaes
p4ard9sjglekenaes p4ard9sjglekenaes
  • 11-05-2016
  • Social Studies
contestada

Which planet has a thick atmosphere of mainly hydrogen and helium due to conditions during the formation of the planets?
a. Mercury
b. Mars
c. Neptune
d. Venus

Respuesta :

littleb760 littleb760
  • 19-05-2016
The answer is C.Neptune
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fractureide
fractureide fractureide
  • 08-02-2019

The planet that has a thick atmosphere of mainly hydrogen and helium due to conditions during the formation of the planets is option c. Neptune. Neptune' core is extremely hot and highly pressurized. It is mainly composed by hydrogen (80%) and helium (19%) and methane (1.5%). From the mixture of these gases comes the blue color of the planet.

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