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Earth's Structures

Unit 6

Answer
Mineral A natural, usually inorganic solid that has a characteristic chemical composition and an orderly internal structure.
Element A substance that cannot be separated or broken down into simpler substances by chemical means; all atoms of an element have the same atomic number.
Atom The smallest unit an element that maintains the properties of the element.
Compound A substance made up of atoms or ions of two or more different elements joined by chemical bonds.
Matter Anything that has mass and takes up space.
Crystal Natural solid substance that has a definite geometric shape.
Streak The color of a mineral in powdered form.
Luster The way in which a mineral reflects light.
Cleavage
Weathering
Erosion
Deposition
Igneous rock
Sedimentary rock
Metamorphic rock
Rock cycle
Uplift
Subsidence
Rift zone
Crust
Mantle
Convection
Core
Lithosphere
Asthenosphere
Mesosphere
 

 



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