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27 Cards in this Set
- Front
- Back
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Solid
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matter that has a definite volume and definite shape
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liquid
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matter that has a definite volume and no definite shape
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gas
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matter that has no definite shape or no definite volume
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element
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a substance that can not be broken down inti simpler substances, and whose atoms are exactly alike
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atom
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small particles that make up solid, liquid, and gases, have subatomic particles calles protons, neutrons, and electrons
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atomic number
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information that can give you the number of protons or electrons
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atomic mass
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the total number of protons and electrons
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proton
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positively charged subatomic particle
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neutron
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no charged subatomic particles
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electron
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negatively charged particle
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metalloid
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elements that have both characteristics of both a metal and non-metals
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metal
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elements that are malleable, ductible, generally are shiny or metallic, luster
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non-metal
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elements that are usually dull and are poor conductors
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ionic bonding
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bonding that takes place between a metal and non-metals
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covalent bonding
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bonding that takes place between 2 non-metals
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alkaline earth metal
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reactive metals that have two valence electrons
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alkoli metal
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most reactive metals that have two valence electrons
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halogen
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reactive non-metals that have 7 valence electrons
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noble gases
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non-reactive gases that have a complete outer shell & 8 valence electrons
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valence electrons
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elestrons that are on the outer shell of elements
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wavelength
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the distance between a point on one wave to an identicle point on the next wave, measured crest to creat or trough to trough
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frequency
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the number of wave produced in a given amount of time
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crest
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the highest point of a transverse wave
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compression wave
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a wave in which the particles of the medium vibrate back and fourth along the path thst the wave travels
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trough
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the lowest point of a transverse wave
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transverse wave
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a wave in which the particles of the waves medium vibrate at right angles to the direction of the wave
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amplitude
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a maximum distance a wave vibrates from its rest position
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