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Earth Sciences 8 Online
rebeccaxhawaii (rebeccaxhawaii):

The Earth's atmosphere comprises of which two main elements? No hint available for this question Nitrogen and Hydrogen Oxygen and Nitrogen Hydrogen and Oxone Oxygen and Hydrogen

rebeccaxhawaii (rebeccaxhawaii):

b right???

ILovePuppiesLol (ilovepuppieslol):

yes that is correct :)

rebeccaxhawaii (rebeccaxhawaii):

yay thanks

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