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Unit 1 Section A Vocabulary
Sources and Uses of Water
16
Chemistry
10th Grade
07/14/2012

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Term
filtrate
Definition
the liquid collected after filtration
Term
percent recovery
Definition
the proportion of sought material recovered in a process
Term
histogram
Definition
a graph indicating the frequency or number of instances of particular values (or value ranges) within a set of related data
Term
average
Definition
mean
Term
range
Definition
the difference between the highest and lowest values in a data set
Term
mean
Definition
an expression of central tendency obtained by dividing the sum of a set of values by the number of values in th set; also known as the average value
Term
median
Definition
within an ascending or descending set of values, the number that represents the middle value with an equal number of values above and below it
Term
electrical conductivity
Definition
the ability to transmit an electric current
Term
direct water use
Definition
water consumed by an end user
Term
indirect water use
Definition
water consumed in the preparation, production, or delivery of goods and services.
Term
aquifer
Definition
a structure of porous rock, sand, or gravel that holds water beneath Earth's surface
Term
gaseous state
Definition
the state of matter having no fixed volume or shape
Term
liquid state
Definition
the state of matter with a fixed volume but no fixed shape
Term
solid state
Definition
the state of matter having a fixed volume and fixed shape
Term
surface water
Definition
water found on Earth's surface, such as oceans, rivers, and lakes
Term
ground water
Definition
water from an aquifer or other underground source
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