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Details Title: chapter 1 Description: vocabulary Total Flash Cards: 13 Created: 09/01/2006 12:06:38	To study from this set of flash cards, or to create your own your own study flash cards, register HERE. If you are already a registered user, CLICK HERE.
Cards Term Scientific method Definition Orderly method for gaining, organizing and applying new knowledge Term hypothesis Definition Educated guess; a reasonable explanation of an observation or experimental result that is not fully accepted as factual until tested over and over again Term Controlled experiment Definition An experiment in which only 1 variable is tested at a time. Usually involves an experimental group (that has the changed condition) and a control group (normal group without the change that is used as a basis of comparison) Term Variable Definition Conditions that can change or be changed Term Constants Definition Conditions that are kept the same between the testing groups Term control Definition Test group that is kept under normal conditions. Used as a comparison to see the effect of the changed variable. Term independent variable Definition Condition that is purposely changed to test its effect - (x-axis) Term dependent variable Definition The effect or outcome that is the result of changing the independent variable (y-axis) Term fact Definition A close agreement by competent observers of a series of observations of the same phenomena Term inference Definition Conclusion based on observations Term Law / principle Definition A general hypothesis or statement about the relationship of natural quantities that has been tested over and over again and has not been contradicted.OR Statement about HOW something in nature works Term theory Definition Synthesis of a large body of information that encompasses well-tested and verified hypotheses about aspects of the natural world.OR Statement about WHY something in nature works a certain way. Term Science Definition Method of answering theoretical questions Discovering facts and relationships about phenomenon in nature and establishing theories that organize these ideas