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25 Cards in this Set
- Front
- Back
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what is matter?
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stuff of the universe
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Define mass
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how much material is present
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define volume
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3-D space it occupies
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define inertia
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resistance to change in motion
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define expandibility
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increase in volume, decrease in pressure OR increase in temperature
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define compressibility
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decrease in volume if pressure is increased or temperature is decreased
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define physical property
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any property of matter that can be seen, shown, measured or observed, but not changing what it is.
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define intensive properties
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independent of the amount of matter present
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define extensive properties
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mass, volume, height, length, width, outside identity
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define chemical property
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any property that can only be observed when matter interacts with other matter
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physical change with examples
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any change in matter which does not alter the composition of matter.
ex: bending, folding, crushing, tearing |
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S-->L
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melting;fusion
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L-->S
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freezing;solidification
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L-->G
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vaporization
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G-->L
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condensation
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S-->G
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sublimation
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G-->S
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deposition
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define chemical change
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any change in matter which alters the composition of matter (something entirely new)
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kinetic engergy
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energy of motion, vibrational motion, translational motion, rotational motion
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potential energy
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energy within the chemical bond
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exothermic
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system releases energy to the surroundings and it feels warm and fire/light/loud sounds may be present
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endothermic
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process by which energy is added to the system from the surroundings and it feels cold.
OR constantly added energy |
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metal
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solid, silver, shiny, malluable, ductile, conduct electricity/heat
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nonmetal
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solid, liquid, gas, variety of colors, dull, low melting points, non ductile, insulator
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metalloid
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all solids, black, light gray, semi-conductors, moderate melting points, shatter
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