raymond josephsson_2017-10-05 22-22-00061.DOCX - Q A about...

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Q & A about “The Scientific Method” 1 What are the two main types of scientific inquiry? Give an example of each. Making an observation: Detailed observation of cell structure. Forming and testing hypothesis: Inside the cell there are organelles which have a specified function. 2 What is data ? Data are items of information on which scientific inquiry is based 3 Distinguish between quantitative and qualitative data. Which type would be presented in a data chart and could be graphed? Which type is found in the field sketches made by Jane Goodall? Quantitative data are generally recorded as measurements and can be organized into a chart or graph Qualitative data are often recorded in form of descriptions such as the field sketches made by Jane Goodall 4 In science, how do we define hypothesis ? In science a hypothesis is a tentative answer to a well framed question based on the available data and guided by inductive reasoning 5 A scientific hypothesis has two important qualities. The first is that it is testable . What is the second? The second is that it is falsifiable. 6 Are scientific hypotheses proved? Explain your answer! We can never prove that a hypothesis is true. No amount of experimental testing can prove a hypothesis beyond a shadow of doubt because it is impossible to test all alternative hypotheses 7 What is a controlled experiment ? A controlled experiment is one that is designed to compare an experimental group with a control group. 8 What is a common misconception about the term “controlled experiment?” A common misconception is that the term “controlled experiment” means that scientists control the experimental environment to keep everything constant except the one variable being tested. 9 Explain what is meant by a scientific theory by giving the three ways your text separates a theory A scientific theory is much broader in scope than a hypothesis A theory is general enough to spin off many new specific hypotheses that can be
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