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Changing states
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The process when a liquid changes into a gas at its boiling point
Boiling
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Melting Point of ice is -----------.
0˚C
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A hanging towel evaporate slower than one lying on the floor.
False
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The rate of evaporation depend on---------,---------- and ------------------
Temperature, surface area and presence of wind.
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When you continue heating boiling water it will increase in temperature.
False
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The freezing and melting points of water are the same.
True
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Water in the gaseous state.
water vapour
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The temperature at which a solid melts.
Melting point
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A mixture formed when a solid dissolves in a liquid.
Solution
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Steam is water in the gaseous state.
True
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Pieces of solids that remain when water has evaporated from a solution
Crystals
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Smaller salt crystals formed when the water evaporate slowly.
False
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The process when a liquid changes into a gas.
Evaporation
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A condition or a factor in an experiment.
Variable
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The rate of evaporation increase as the temperature of the surrounding increase
True
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The hot gas that liquid water changes into when it boils.
Steam
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A state of matter. It has no definite volume and shape. It can flow.
Gas
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