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Science vocabulary

Prediction Make a forecast
Classify Group by similar characteristics
Qualitative Observations Use our senses to gather information
Quanitaive Observations Measure to get information
Inferences Give an explanation for what you observed
Communication Tell others what you know
Observational Investigation Lab(investigation) when changes are being observed
Experimaental Investigaion Lab(investigaion) when hypothesis is being tested
Hypotesis Educated guess
Independent Variable Change experimenter makes in an experiment. Also known as the manipulated variable. "I" change this first
Dependent Variable Change that responds to the IV. This change depends on the IV. This change is the data collected or data measured to determine if the IV has an effect.This change happens after the IV
Constant The factors that must stay the same in order for the experiment to be a fair test. The experimenter may only change one variable--the IV--all other common factors must stay the same
Control Standard of comparison
Fair test An experiment that changes only one factor
Repeated trials Completing an experiment many times. This is done to make the xperiment a fair test
Created by: 3083106