• Question: How much does mars weigh

    Asked by WilliamEmmz to Anna, James, Joe, Leonie, Olivia on 13 Mar 2015.
    • Photo: Joe Spencer

      Joe Spencer answered on 13 Mar 2015:

      Mars is about half the size of Earth, and weights about ten times less than earth.
      639,000,000,000,000,000,000,000 kg (a lot of zeros!)

    • Photo: James Pope

      James Pope answered on 13 Mar 2015:

      Hi WilliamEmmz

      Joe has this answer sown up, but alternatively a Mars Bar weighs 51g which is down 7 grams from when I was a kid.

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