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17 Cards in this Set
- Front
- Back
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The process of investigating, analyzing data and drawing a logical conclusion as the __ ___.
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scientific method
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What are the steps to the scientific method?
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1. State the problem
2. Form a hypothesis 3. Do experiment. 4. Analyze the data. 5. Make a conclusion. 6. Verify the conclusion. |
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Why is it important to state a problem?
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It helps you focus on how to solve it.
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A _____ is an educated guess to what will happen in an experiment.
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hypothesis
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A _________ experiment attempts to look at one factor that could help answer your problem.
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controlled
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The factor that is deliberately changed in the experiment is called the _____.
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variable (independent)
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The group in which the variable is altered is called the __ ___.
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experimental group
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The group in which the variable is not changed is called the ___ ___.
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controlled group
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You always ______ the experimental group and the controlled group for differences.
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compare
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Information gathered from an experiment is called ____.
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data
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_____ data is not numbers or measurements, but rather descriptions.
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Qualitative
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Measurable or numerical data is called _______ data.
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Quantitative
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Organizing data involves ___ the data and then ______ it.
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classifying data (putting data into groups)
analyzing (look for patterns) |
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_______ or ________ data is often the best way to analyze them.
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Charting or graphing
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After the scientist studies the data, he needs to make a ______.
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conclusion
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A good conclusion should:
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1. relate to the hypothesis
2. reflect the data 3. predict new data 4. stay simple |
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What does verify the conclusion mean?
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Repeating the experiment at least once and sometimes many times.
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