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Sci. Meth. Vocab.

Scientific Method Vocabulary

TermDefinition
Analysis Summary looking for relationships in the data
Conclusion Accepts or rejects hypothesis, summarizes the data pattern and relationships
Constant A variable that does not change in an experiment
Control Part of experiment that usually happens, used for comparison
Data Information collected during a scientific experiment
Dependent Variable The variable that is measured or observed. it "depends on" the independent
Experiment A series of steps that test a hypothesis
Hypothesis A prediction, an "educated guess", written as an "if...then..." statement
Independent Variable The variable that you are testing or changing. "I change the..."
Inference An explanation of information, not directly observed
Materials All equipment and items needed for an experiment
Model An explanation of how a system works using objects or drawings
Observation Information gained by using the 5 senses and lab equipment
Procedure Numbered, step-by-step set of instructions used to conduct and experiment
Purpose The question to be answered in a science experiment
Qualitative Observations describing characteristics of an object, such as color, texture, size, shape, etc.
Quantitative Observations representing measurements, numbers or amounts
Scientific Law Describes how nature acts under certain conditions. Well established idea.
Scientific Method An organized series of steps used to solve problems
Scientific Theory A set of ideas that tie together observations. Well supported hypothesis that cannot be proven wrong
Sources of Error Any happenings in an experiment that negatively affect the data
Variable Factors of a scientific experiment that can be changed
Created by: tjsteenb