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ch.2 science

ch.2 science - Gunnet

QuestionAnswer
the number of of protons in the nucleus of an atom. Atomic Number
the tendency of a mineral to break along planes of weak bonding. Cleavage
a substance formed by the chemical combination of two or more elements in definite proportions and usually having properties different from those of its constituent elements Compound
mass per unit volume or a substance usually expressed as grams per cubic centimeter Density
a substance that cannot be broken down into simpler substance by ordinary chemical or physical means Element
any break or rupture in rock along which no appreciable movement has taken place. Fracture
the resistance a mineral offers to scratching Hardness
an atom or molecule that possesses an electrical charge Ion
an atom with the same number of protons but different number of neutrons for a given element; An isotopes mass number Isotope
the appearance or quality of light reflected from the surface of a mineral Luster
a naturally occurring inorganic crystalline material with a unique chemical composition Mineral
a series of 10 minerals used as a standard in determining hardness Moh's Scale
the color of a mineral in powdered form Streak
Created by: kaylartopps2
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