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Q: Why do scientists think Mars was once like the Earth?
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Related questions

Did Mars used to be like earth?

yes a lot of scientists believe mars was once like earth with plants and oceans


What does it look like in side of Mars?

Since no human has ever set foot on Mars, it is hard to tell, but scientists think the inside of Mars is kind of like the inside of the earth, with a hot core, and miles of rock.


Is there day and night on Mars?

most scientists think there is but some still have doubts


What do you think the earth would be like without CO?

... like Mars.


How many mars equals 1 earth?

i think like 5


Why do people think there are aliens on Mars?

people think their are aliens on mars because it is much like earth it has the size and scientist say they was water on mars because canals


Why do these regions lead scientists to hypothesize that there may have once been life on mars?

becuase they once lived on mars before and had a happy life and it was just like earth


Does Mars have oceans like on earth?

No, mars don't have oceans like on earth.


It used to be more like Earth.?

Mars used to be more like Earth.


Why did a volcano like Olympus Mons form on Mars but not on Earth?

Excellent question, and perhaps someday we'll learn that. We do know that large volcanoes do form on Earth, but on Earth the forces of wind and water can erode the mountains and wear them down. On Mars, there is very little atmosphere, and very little water, so there's not much weathering.


How is the weather on Mars during the day?

# mars has four seasons just like earth!!!!!!!!!!!!!! # mars has four seasons just like earth!!!!!!!!!!!!!!


Does Mars have a earth sign?

Mars is full of frozen water and once was like Earth