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science way of learning more about the natural world and its surruondings
scientific law A rule that describes a pattern
system collection of structueres cycles and process
life science the study of living systems and how they interact
earth science the study of earth
phiscal science the study of matter
thechnology use of science to help people in some way
hypothesis reasonable guess that can be tested
infer to draw a conclution
controlled exspeiriment involves changing and one factor and observing its effect
variable factor that can be changed in a exspeiriment
independent variable a variable that is changeed in an exspiriment
dependent variable a variable that changees as a result of a change in the independent variable
contant variable a variable that is not changed in a exspeierment