10 terms

Changes in Matter

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Terms in this set (...)

boiling point
the temperature when a heated liquid turns into a gas
condensation
when water vapor cools and changes into a liquid
evaporation
when a liquid becomes a gas
freezing
when a liquid changes to a solid because heat is removed from the liquid
freezing point
the temperature when a liquid becomes a solid
humid
when the air we breathe has a lot of water vapor in it
melting
when a solid changes to a liquid after heat is added to it
melting point
the temperature when a solid becomes a liquid
water cycle
the process of liquid water becoming a gas and then becoming liquid again
water vapor
water that has changed to a gas