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Question:

Science. Minerals help.?

K-feldspar orthoclaseca-feldspar PlagiolaseCalciteDolomiteWhich of these are metals?Which one of those are metalloidsWhich one of those are nonmetalsWhich of the minerals are carbonates and which are silicates??Thank you if you do help. You will be the first one to help me.

Answer:

Thirty years ago they didn't have as much processed junk food, and day-to-day life required more moving around and physical labor. Plus, entertainment meant running around and playing.
back then, they had food that was more natural than of today. they also did not have stuff that distracts us like today such as video games, computers, ect. sadly, this cannot be avoided but only avoided by the individual that is educated and understands why.hope that helps
I wonder the same thing. I think a lot of it has to do with fast food restaurants and processed convenience foods that are high in fat. Years and years ago, more people made food from scratch and I think that has a lot to do with it. Not to mention, our lifestyle has changed dramatically with the invention of video games, the internet, better TVs, and so on more people are sitting around, playing with gadgets, and not getting nearly as much exercise as they used to (especially kids teenagers).
Carbonates have CO3 groups, silicates have SiO groups. Carbonates: Calcite: CaCO3 Dolomite: CaMg(CO3)2 Silicates: Orthoclase:KAlSi3O8 Plagioclase: CaAl2Si2O8
Carbonates: Calcite, dolomite Silicates: Orthoclase feldspar, plagioclase feldspar The question of metal properties seems misleading- all of these rocks contain metals (Mg in dolomite, alkali earth metals like Ca and K in the feldspars and calcite) However, they are also composed of non-metallic elements like organic sediment. So in a way, they could be metalloid-like rocks. They all have both metallic and non-metallic properties. Hope this helped.

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