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17 Cards in this Set
- Front
- Back
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Phase change from a liquid to a gas.
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Evaporation
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Phase change from a solid to a gas.
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Sublimation
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What does fog consist of?
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Liquid water drops.
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In what phase is matter typically the least dense?
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Gaseous phase
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Force per unit area.
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Pressure
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What causes gas pressure?
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Gas pressure is caused by gas molecules striking objects or the walls of a container.
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Inverse Proportion
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Two variables are inversely proportional to each other if one variable increases when the other decreases.
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The graph of a inverse relationship is represented by?
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A smooth curve
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The pressure of a given amount of gas is inversely proportional to its volume, if the temperature and amount of gas are not changed.
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Boyle's Law
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Boyle's Law Equation
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P1V1 = P2V2
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Assuming volume is held constant. The pressure of a given amount of gas is directly proportional to the Kelvin temperature .
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Gay-Lussac's Law
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Gay Lussac's Equation
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P1/T1 = P2/T2
Temperature MUST be in Kelvin |
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When the gas is in a _________________________container, changing the temperature or the pressure causes the volume to change.
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Flexible
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When a gas is in a _______________________ container, increasing the temperature causes the pressure to increase.
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Rigid
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The relationship among the pressure, temperature, and volume of a gas is described by the ____________________
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Comined Gas Law
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Combined Gas Law Equation
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P1V1/T1 = P2V2/T2
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When are clouds most likely to form?
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Clouds form when air pressure and temperature are low.
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