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Review #2 Stack 2
Nature of Science E.S.2a, b, c, d
Question | Answer |
---|---|
The natural world is _________. | Understandable |
What is science based on? | Evidence |
Why do scientists remain objective? | Because their peers review their work. |
When could scientific ideas change? | When new data and information is collected. |
What is observation? | Using the five senses to note facts and gather information about the world. |
What is inference? | A possible explanation or guess about an observation. |
Inferences are conclusions based on what? | A small set of data. |
What is the order of scientific method? | 1. Problem - Purpose 2. Research 3. Hypothesis 4. Experiment 5. Analyze Data 6. Draw Conclusion |
What is hypothesis? | A testable "If...then..." statement about a problem. |
What are variables? | Changeable factors |
What is an independent variable? | The factor that is purposefully changed or manipulated. |
What is a dependent variable? | The factor that changes because of the independent variable. |
What are constants? | Factors that are kept the same for all groups in an experiment. |
What are theories? | Explanations for observed patterns in nature. |
What is scientific methodology? | A range of methods for investigating phenomena, for collecting new knowledge, or amending and collating previously obtained knowledge. |