What are two ways that nonmetallic minerals can be used?

gems and as conductors

conductors and for industrial processes

industrial processes and gems

wiring and gems

The spanish class system placed people in the top class primarily based upon how much american blood a person had. how much spanish blood a person had. where a person worked. whom a person married.

Which passage from the gettysburg address best supports the central idea that freedom is worth the struggle

What was the purpose of the u.s navy's convoy system