the invisible, gaseous form of water
water that fills the cracks and pores in underground soil and rock layers
smallest particle of an element that has the characteristics of that element; basic building block of all matter
a substance made up of only one kind of atom
two or more elements that are chemically combined
a molecule that has electrically charged areas
the tightness across the surface of water that is caused by the polar molecules pulling on each other
the combined force of attraction among water molecules and with the molecules of surrounding materials
a mixture that forms when one substance dissolves another
a substance that dissolves another substance, forming a solution
is a form of matter; solid, liquid, or gas
state of matter with a definite shape and volume
state of matter that has no definite shape but has a definite volume
state of matter with no definite shape or volume
occurs when matter changes from its solid to its liquid state
occurs when matter changes from a liquid to a gas throughout the entire sample
occurs when molecules at the surface of a substance change from a liquid to a gas state
occurs when a gas changes into a liquid state
occurs when a liquid changes into a solid state
a continuous process by which water moves through the living and nonliving parts of the environment
the process by which plants release water vapor through their leaves
water that falls to Earth as rain, snow, sleet, or hail
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