• Question: which force keeps the moon orbitibg the earth

    Asked by jjfarooq to Dalya, Derek, Sarah, Tim, Tom on 19 Jun 2011.
    • Photo: Sarah Thomas

      Sarah Thomas answered on 16 Jun 2011:

      Gravity 😀

      Gravity is the force that exists between things that have mass. Mass attracts mass, like protons attract electrons.

    • Photo: Tim Millar

      Tim Millar answered on 16 Jun 2011:

      Still gravity…

    • Photo: Derek McKay-Bukowski

      Derek McKay-Bukowski answered on 16 Jun 2011:

      Gravity.

      See also my explanation about gravity here: http://ias.im/42.925

    • Photo: Tom Crick

      Tom Crick answered on 19 Jun 2011:

      Gravitational attraction due to the mass of the Earth (and how far away the Moon is)…

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