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unit 1

Quantitative Observation An observation using numbers to describe
Qualitative Observation An observation using words to describe
Inference Use what you know to explain an observation
Scientific Method a way to solve a problem or answer a question
Problem A situation that you don't understand so you create an experiment to understand it better.
Valid Logical answer to a problem
Hypothesis A testable prediction that attempts to explain the question
Experimental Group group in an experiment that receives the variable (Treatment)
Control Group the group in an experiment that does not receive any treatment
Independent Variable What the experimenter is controlling (I do) The difference between the control group and the experimental group
Dependent Variable What is being measured/observed
Constant A variable that must stay the same in all groups
Experimental Design Diagram The entire process of identifying a process and completing an experiment
Theory consists of one or more hypotheses that have been supported with repeated testing.
Repeated Trials The process of completing the experiment over again, to verify results
Data The results collected during an expiriment
Observation Use your 5 senses to help you learn about the subject
Law Laws can never be shown to be wrong 
Variable an element, feature, or factor that is likely to vary or change.
Created by: skweiss



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