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Related Flashcards
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Cards In This Set
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Evaporation
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Water changes from a liquid state to a gas state.
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Water Vapor
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The gas state of water.
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What happens to a wet paper towel in an open cup?
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The water in the towel evaporates, leaving the towel and becoming water vapor. The towel becomes dry when the liquid evaporates.
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Seriate
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To put object in order by one property, like the amount of water left.
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Thermometer
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A tool used to measure temperature.
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Surface Area
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The area of a liquid exposed to or touching the air.
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How does surface area of a volume of water affect evaporation?
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The larger the surface area of a volume of water, the faster the water evaporates.
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How does temperature affect evaporation?
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The warmer the location, the faster the water evaporates.
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Condensation
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Water vapor cools, loses energy and becomes liquid water.
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Frost
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Water vapor that has condensed and frozen.
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Freezing Point
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The temperature at which water changes state from liquid to solid. 32o F or 0o C.
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Where does the water that forms on the outside of a cup of ice water come from?
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When water vapor in the air touches a cool surface, it condenses into liquid.
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What causes frost to form?
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When water condenses on surfaces or in termperatures that are below the freezing point for water, the liquid water freezes to form frost.
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