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| the freezing point of a substance is _______ to the melting point of the same substance |
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| kinetic energy is the _________ of motion |
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| what is the surface tension in a cup caused by? |
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Definition
| attractive forces between water molecules |
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| as a ssample of matter is cooled, which property of its particles increases? |
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| what is viscosity a measure of? |
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Definition
| a liquids resistance to flow |
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| what does NOT effect the behavior of gas in a closed container? |
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Definition
| the cohesive forces within the gas |
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Term
| Archemedes principle helps to explain the relation ship between _________and_________. |
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| pascals principle can be applied to______________. |
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| the distance between particles is the largest when the substance exists as a ____. |
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| an amorphous solid__________. |
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Definition
| has no true melting point |
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| why is a cork able to float on water? |
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Definition
| because it is less dense than the water |
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Term
| what is the measure of the average kinetic energy of the particles of a substance? |
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| what s 101.3 kilopascals? |
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| what is the upward force of a liquid? |
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| what is a material resitance to flow? |
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| what is the change in state from a gas to a liquid called? |
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Definition
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Term
| when a liquid changes into a gas |
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| heat is the __________ of thermal energy from a higher temperature to a lower temperature |
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| what is the measurement of force per unit area called? |
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| what is the temperature at which ice changes into liquid water called? |
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| to calculate the density of a sample of matter, you must divide its____________ by its____________. |
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