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Most of them have means to leave marks on the ground. Would that count as communicating for that exercise?
by kaybe 12y ago
Most of them have means to leave marks on the ground. Would that count as communicating for that exercise?
- IvyMike 12y agoThat might work on the moon, but on Mars... http://www.universetoday.com/14892/mars-dust-storms/ http://www.universetoday.com/14892/mars-dust-storms/
- kaybe 12y ago>> Because the planet’s atmosphere is only about 1% as dense as Earth’s only the smallest dust grains hang in the air. It should be possible to move a few larger rocks, maybe? Spirit, Opportunity and Curiosity have robotic arms. Good image processing might or might not recognize patterns in the stones. (http://nssdc.gsfc.nasa.gov/image/planetary/mars/vikinglander2-1.jpg http://nssdc.gsfc.nasa.gov/image/planetary/mars/vikinglander... for an example what most images I saw look like. I imagine it looks like this after a storm: http://nssdc.gsfc.nasa.gov/image/planetary/mars/vikinglander1-1.jpg http://nssdc.gsfc.nasa.gov/image/planetary/mars/vikinglander...) (Of course, compared to mikeash's answer, this is overengineering and only applicable if their conditions are not met (prearranged meeting point; we have a map and know our location))