Examlex
A system for which there are no outside effects is said to be ______________.
Ethical Issues
Concerns or dilemmas that involve principles of right and wrong behavior.
Iron Oxide
A chemical compound made up of iron and oxygen, known for its reddish color and common presence in rust and many types of soil and rocks.
Reddish Color
A color hue that resembles the tint of blood or the primary color red mixed with slight amounts of white or yellow.
Silica
Silicon dioxide (SiO2), appearing either as a relatively pure form in a mineral (e.g., quartz) or as a component in more chemically complex minerals and rocks.
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