Ques­tions & An­swers

World of Knowledge (Australia) - - Contents -

Amaz­ing facts from science, tech­nol­ogy and ev­ery­day life

The at­mos­phere on Mars is 95.3% car­bon diox­ide. Oxy­gen only ex­ists in the parts-per-thou­sand range. Tem­per­a­tures of up to mi­nus 133 de­grees Cel­sius are nor­mal.

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