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10 Cards in this Set
- Front
- Back
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infrared radiation
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electromagnetic waves whose wavelength is longer than that of visible light
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insulator
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a substance that blocks the flow of heat or electricity
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ion
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a molecule or atom that has become charged by either gaining or losing an electron
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isotope
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a variety of an element with the same number of protons per atom but a different number of neutrons
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kinetic energy
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the energy of an object due to its motion
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melting point
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the temperature at which addtional thermal energy breaks the chemical bonds holding a substance together and causes the substance to change from the solid to the liquid state
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molecule
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the smallest unit of a chemical compound
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neutron
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a fundamental atomic particle that has no charge
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ore
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a piece of rock from which metal can be profitably extracted
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osmosis
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the movement of liquid through a membrane
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