Which of these planets has an atmosphere made up of hydrogen, helium, and methane?

Correct answer: Uranus

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What people think about it: 6 Comments
Player #2591264
Player #2591264
How could people think it’s earth?
Player #7248351
Player #7248351
Great app to learning experience
JTP
JTP
The answer is Neptune
Ironstine
Ironstine
[bobbo16], Uranus better answer . eg trace elements are ignorable . trace elements are like dwarf planets.. trace elements are those not mentioned in the basic composition ..
Player #96919
Player #96919
Player #2591264, exactly, to think anyone could survive on that planet!
Player Elf Counsel
Player Elf Counsel
[bobbo16], It does mention methane in the answer. Says ice composed of it along with other gases.