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28 Cards in this Set
- Front
- Back
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Solid
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matter that has a definate volume and shape.
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liquid
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matter that has a definate volume but not a definate shape
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gas
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has no definate volume or a definate shape
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element
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a substance that cannot be broken down into a simpler form.
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Atom
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They make up everything and have protons nuetrons and electrons
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atomic number
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it shows you how many protons or electrons are in an atom.
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atomic mass
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the total number of protons and neutrons.
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proton
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positivley charged subatomic particles
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neutron
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no charge subatomic particle
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electron
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negativley charged subatomic particles.
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metalloid
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elements that have characteristics of both metals and non metals
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metal
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elements that are mallable ductile and have luster
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non-metal
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dull poor conducting elements
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ionic bonding
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bonding that takes place between metals and non metals.
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covalent bonding
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bonding that takes place between to no metals
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alkaline earth metals
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reactive metals with two valence electrons.
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Alkali metals
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most reactive metal with one electron.
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Halogen
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reactive non metals that have seven valence electrons.
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nobel gas
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non reactive gasses that have a complete outer shell
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valence electrons
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the elecrtons that are on the outer shell
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wave length
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the distance between one point on one wave and the exact point on the next wave
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frequency
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the amount of waves that are passed by in a given amount of time.
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crest
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the highest point on a transverse wave.
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compression wave
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the medium vibrates back and fourth along the path that the wave travels.
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trough
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the low point of a transverse wave.
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transverse wave
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the medium vibrates at right angles.
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amplitude
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how far the crest or trough is from resting point.
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condensation
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the change from gas to liquid
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