Question #9

In the same quote (below), what is an "observation"?

"…Opportunity explored the 'Marathon Valley' area of Endeavour's western rim, documenting the geological context of water–related minerals that had been mapped there from orbital observations."





In the same quote (below), what is an "observation"?

"...Opportunity explored the 'Marathon Valley' area of Endeavour's western rim, documenting the geological context of water–related minerals that had been mapped there from orbital observations."