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Class 9 · Science
→If the scientific community agrees on a claim but strong new contrary evidence appears what should happen?
Class 9 · Science
→A study produces highly precise results but measures a variable unrelated to the hypothesis. How should the conclusion be judged?
Class 9 · Science
→An instrument is correctly calibrated but different observers use different measuring procedures. What may cause variation in results?
Class 9 · Science
→If a study result appears under only one analysis method but not under other reasonable methods what should be examined?
Class 9 · Science
→A theory explains many phenomena but each prediction is extremely vague. What is the scientific limitation?
Class 9 · Science
→A scientific conclusion was based only on improvement after treatment. Which additional comparison is most necessary?
Class 9 · Science
→Sensitive survey questions were asked in the presence of a teacher. How may the results be affected?
Class 9 · Science
→A scientific claim is very simple but fails to explain much of the available evidence. Is choosing it only for simplicity appropriate?
Class 9 · Science
→In an experiment the levels of the independent variable were very close and the instrument was not sensitive enough. What outcome is possible?
Class 9 · Science
→A claim is supported by a very large sample but the instrument measures the wrong concept. What is the main problem?
Class 9 · Science
→In an experiment all participants knew they were in the treatment group. Which effect may influence the outcome?
Class 9 · Science
→What is it called when independent evidence obtained through different methods points to the same conclusion?
Class 9 · Science
→Only successful experiments were published while unsuccessful ones were not recorded. How may the effect appear?
Class 9 · Science
→The meaning of a hypothesis was changed after the experiment to protect it. Why is this scientifically problematic?
Class 9 · Science
→An experiment produced different readings each time but all were spread around the true value. What does this indicate?
Class 9 · Science
→A scientific model fits all past data but repeatedly fails in future tests. What is the best evaluation?
Class 9 · Science
→If ten studies supporting a claim are different analyses of the same original dataset what is the real strength of the evidence?
Class 9 · Science
→A scientific study found different outcomes between two groups but the groups were already different before the experiment. What is the most appropriate conclusion about causation?
Class 9 · Science
→Which is the most mature description of the nature of science?
Class 9 · Science
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