Thursday, December 22, 2011

Yesterday's Answer, Today's Question

Yesterday's Answer:


Lisbon, Portugal is the westernmost, mainland capital city in Europe.

I must've been careless yesterday as I looked to Scandinavia thinking I'd read "northernmost." :)



Today's Question:


In making jewelry, certain metals are mixed with gold to give it another tint. What metals are added to produce green gold? (three possible answers)

I don't know this one with any certainty and hadn't heard of green gold but I would guess one possible metal would be copper as it is green in certain states (as ore and I believe when oxidized).

(Sources: American Mensa, email transmission, December 22, 2011; http://www.britannica.com/EBchecked/topic/343243/Lisbon; http://geography.about.com/od/europemaps/tp/scandinavia.htm; http://thebesttraveldestinations.com)

Compiled by Otto Ladensack with Patricia Ladensack

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