• Question: How does the surface gravity on mars compare that on earth

    Asked by phoebe to Alice, Bose, Christian, Emma, Steve on 16 Mar 2016.
    • Photo: Alice Harpole

      Alice Harpole answered on 16 Mar 2016:

      The surface gravity on Mars is 3.71 m/s², so this is just over a third of the surface gravity on Earth, 9.81 m/s². This is because it is smaller and less massive than Earth, so its gravity is less strong.