if a scientist creates a new rock-like substance in a laboratory, why wouldn’t this type of material be classified as a true mineral?

In a repredentive democracy: a.) people come together in large meetings to vote on public policy b.) the people govern themselves c.) political power is held by a small group of people d.) people elect officials to run the government for them

Why is terracing used in southeast asian agriculture?

What body of water is the second cataract of the nile river submerged under