Scientific Inquiry at Grade 12
This worksheet explores the principles and methodologies of scientific inquiry, focusing on hypothesis formulation, experimental design, data analysis, and conclusion drawing relevant to Grade 12 science curriculum.
Includes
Standards
Topics
Scientific Inquiry: Principles and Practice
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Date:
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Read each question carefully and provide thoughtful answers based on your understanding of scientific inquiry. For multiple-choice questions, select the best option. For short answer and fill-in-the-blank questions, write your responses clearly in the space provided.
1. Which of the following is the most appropriate characteristic of a scientific hypothesis?
It is a statement that is always true.
It is a testable prediction that can be supported or refuted by evidence.
It is a proven fact.
It is a personal opinion about a scientific phenomenon.
2. In an experiment, the variable that is measured or observed as a result of the changes made by the experimenter is called the:
Independent variable
Dependent variable
Control variable
Extraneous variable
3. The step in the scientific method where a scientist makes observations and asks questions is called .
4. A scientific theory is a well-substantiated explanation of some aspect of the natural world, based on a body of facts that have been repeatedly confirmed through and .
5. Design a simple experiment to test the hypothesis: 'Plants grow taller when exposed to classical music.' Identify your independent variable, dependent variable, and at least two control variables.
6. Explain the importance of peer review in the scientific inquiry process.
7. A scientific law explains why something happens, while a scientific theory describes what happens.
True
False
8. Qualitative data involves numerical measurements, while quantitative data describes characteristics or qualities.
True
False
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