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Related Flashcards
Cards In This Set
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Model
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Used to represent things that happen to quickly, too slowly, are too big, too small, or too unsafe to observe directly
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Science
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A way or process of investigating what is happening arouns us
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Descriptive research
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Based mainly on observation
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Independent variable
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What is changed or tested by the scientist.
May have an effect on the dependent variable
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Dependent variable
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What is observed and measured by the scientist.
That data that is collected.
May be affected by the independent variable.
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Controlled variable
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Also called a constant.
It is a variable that stays the same in an experiment.
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Prediction
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An educated guess about the future.
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Hypothesis
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A special type of prediction.
It can be tested.
A hypothesis is a guess about how the independent variable will affect the dependent variable.
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Trial
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The number of time an experiment is done.
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Bar graph
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Used to show differences or make comparisons.
Used with non-continuous data.
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Line graph
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Used to show trends and relationships.
Used with continuous data.
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Observation
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CAn be made using any of the 5 senses.
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Technology
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The application of science to make things people can use.
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Conclusion
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The answer to your questions based on the collected data.
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Experimental research design
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A way to answer questions using a controlled series of planned steps.
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