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8 Cards in this Set
- Front
- Back
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hypothesis |
a possible answer to a scientific question; can be tested and measured |
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A testable question has 4 characteristics: |
1. two things to compare 2. something to measure 3. does not begin with the word, why 4. stated as a question |
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A scientific question is a question that can be answered by ... |
observing, measuring, or investigating |
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scientific inquiry |
the ways in which scientists study the natural world and propose explanations based on the evidence they gather |
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variable |
factors that can change in an experiment |
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manipulated variable (independent variable) |
the variable that is changed on purpose in order to test the hypothesis |
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responding variable (dependent variable) |
the factor that may change in response to the manipulated variable |
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controlled experiment |
an experiment in which only one variable is changed at a time |
