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Chapter 1 Science

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Term
Definition
Science   A way of learning about the natural world  
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Observing   Using one or more of your senses to gather information  
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Quantitative Observation   Deals with numbers or amounts  
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Qualitative Observation   Deals with descriptions that cannot be expressed in numbers  
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Inferring   When you explain or interpret the things you observe  
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Predicting   Making a statement or a claim about what will happen in the future based on past experience or evidence  
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Classifying   The grouping together of items that are alike in some ways  
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Making Models   Creating representations of complex objects or processes  
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Evaluating   Comparing observations and data to reach a conclusion about them  
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Scientific Investigation   The way in which scientists study the natural world  
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Skepticism   Having an attitude of doubt  
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Personal Bias   If a person's likes and dislikes influence how he or she thinks about something, its called Personal Bias  
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Cultural Bias   When the culture in which a person grows up affects the way that person thinks, this is called Cultural Bias  
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Experimental Bias   A mistake in the design of an experiment that makes a certain result more likely is called Experimental Bias  
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Ethics   The rules that enable people to know right from wrong  
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Objective   You make decisions and draw conclusions based on available evidence  
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Subjective   Means that personal feelings affect how you make a decision or reach a conclusion  
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Deductive Reasoning   A way to explain things by starting with a general idea and then applying the idea to a specific observation  
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Inductive Reasoning   Specific observations to make generalizations  
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Scientific Inquiry   Thinking and questioning  
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Hypothesis   A possible answer to a scientific question  
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Variables   Factors that can change in an experiment, must be the same  
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Independent Variable   The one variable that is purposely changed to test a hypothesis  
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Dependent Variable   The factor that may change in response to the independent variable  
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Controlled Experiment   An experiment in which only one variable is changed at a time  
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Data   The facts, figures, and other evidence gathered through qualitative and quantitative observations  
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Scientific Theory   A well tested and widely accepted explanation of observations and experimental results  
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Scientific Law   Is a statement that describes what scientists expect to happen every time under a particular set of conditions  
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Created by: roos_grant
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