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Scientific Method
Vocabulary
Term | Definition |
---|---|
The three branches of science | Earth, Life, and Physical |
Observation | gathering information using our senses |
Inference | explanation for an observation |
Quantitative | Things that can be measured (deals with numbers) |
Qualitative | Things that can be observed (description) |
Hypothesis | a possible explanation for an observation that can be tested (If, Then) |
Prediction | a statement of what will happen next |
Steps for the Scientific Method | Observe, Problem, Hypothesis, Experiment, Analyze Data, Conclusion, Communicate |
Scientific Theory | an explanation of observations |
Scientific Law | a rule that describes a pattern in nature |
Independent Variable | the factor that you want to test; what is changed |
Dependent Variable | the factor you observe or measure during an experiment ; what is observed |
Control Variable | the factor that remains the same and never changes |
Science | way of learning about the natural world |
Scientific Method | refers to the many ways in which scientist study the natural world and propose explanations based on gathered evidence |
Posing Question | problem or question about an observation |
Controlled Experiment | a test of a hypothesis under conditions established by the scientist |
Data | facts, figures, and other evidence gathered through observations |