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Ch.1 Measurement
Definitions
20
Science
7th Grade
09/25/2012

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Term
measurement
Definition
value telling amount. Has quantity and unit
Term
unit
Definition
fixed amount
Term
SI
Definition
International system of measurement
Term
Length
Definition
measurement of distance
Term
area
Definition
measurement of surface
Term
volume
Definition
measurement of space
Term
mass
Definition
measurement of amount of matter
Term
matter
Definition
has mass and takes up space
Term
solution
Definition
mixture of 2 or more substances
Term
biology
Definition
study of life
Term
scientific method
Definition
a process used by scientists to find the answers to questions.
Term
hypothesis
Definition
a possible explanation that can be tested with an experiment. PRIOR knowledge
Term
experiment
Definition
a controlled test to determine hypothesis is refuted or accepted
Term
system
Definition
a group of objects, effects, variables
Term
variable
Definition
a factor that affects the system
Term
trial
Definition
each time you do the same experiment
Term
theory
Definition
an explanation of the occurring of a process
Term
graph
Definition
a visual way to represent data
Term
ppt
Definition
parts per thousand
Term
lab report
Definition
good way to show results
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