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Minerals
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Choose the characteristics that define the minerals
Organic
Definite chemical composition
Liquid
Inorganic
Solid
Made by humans
Naturally occurring (not made by humans)
Check
The most abundant element in the Earth´s crust is ....
?
Nitrogen
?
Silicium
?
Oxygen
?
Water
Is there aluminium in the Earth?
?
Yes, 8% more or less
?
No. It is made by humans
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Yes, 78% more or less
When oxygen and silicon join toghether we call that..
?
Feldespar
?
Silicates
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Granite
?
Quartz
Mercury is a mineral
?
True
?
False. It is a mineraloid. It is liquid, not solid.
OK
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