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10.What were we trying to prove about Mars by making our claims about

the channel on Mars?

that Mars was once habitable

that Mars was better to live on than the Earth

that Mars had rocks

that Mars had volcanoes

User Davidnr
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2 Answers

7 votes

Answer: That mars was once habitable.

Step-by-step explanation:

mars was habitable just like earth, until it’s magnetosphere weakened and it lost its atmosphere.

User Goodeye
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4 votes

that there once lived humans on mars

User Kmunky
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