yes. when the astranats where on mars they took samples of rocks and found small amounts of gold and some very tiny peices of platimun
Earth and Mars
NASA photographs of Mars are the best evidence that water has been flowing on Mars recently. During warmer periods in Mars' atmosphere, the photographs show streaks that look like streams. Scientists agree that this is evidence of water on Mars.
it has evidence of water
This question is remains unanswered. There is evidence of frozen water, small oxygen levels and some prehistoric fossils. This piece of evidence concludes that there was life on Mars. Obviously scientists will need more evidence before they are able to decide on if Mars has life.
It provided a great deal of evidence that water existed on Mars in the past.
Platinum is denser then gold.
they have gold but not platinum
Gold is not very reactive, but platinum is more nonreactive; the electronegativity of gold is 1,93 but the electronegativity of platinum is 2,23.
Yes Platinum is harder than gold and also has a higher density, so it will scratch gold. It is not advisable to wear platinum along with gold.
Earth and Mars
Yes, platinum is rarer than gold.
on mars
platinum
Platinum
after gold is platinum
NASA photographs of Mars are the best evidence that water has been flowing on Mars recently. During warmer periods in Mars' atmosphere, the photographs show streaks that look like streams. Scientists agree that this is evidence of water on Mars.
Platinum is usually 1/3 heavier than 18 karat gold and also is more expensive than gold.