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Chapter 1

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

Term
Definition
Hypothesis   A statement of what you think will happen during an investigation.  
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Observation   Something you find out about objects ,events,or living things by using your senses.  
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Experiment   The use of scientific methods to test your hypothesis.  
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Variable   Something that can change in a test.  
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Independant Variable   Is one that you can control.  
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Dependant Variable   Changes when an indepedant variable changes. It is what is measured This is your data.  
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Control Group   The group that doesn't get the special treatment.  
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Procedures   Are step-by-step instructions for completing a task.  
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Data   Information from which a conclusion can be drawn or a prediction can be made.  
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Precision   Is the ability to consistently repeat a measurement  
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Accuracy   Is the ability to make a measurement that is as close to the actual value as possible.  
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Inference   Is inference is the dog barking because it sees a rabbit.  
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Evidence   Are observations that make you believe that something Is true.  
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Survey   Questions that are answered by people.Great for opinion questions.  
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Sampling   Examining random individuals from a population.  
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Models   Objects or ideas that repreasent other things.  
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Experimental group   The group that gets the special treatment.  
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Created by: caleb-dean
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